Castle - Episode Guide

A wildly famous mystery novelist, Richard Castle, who is bored with his own success, learns that a real-world copycat killer has started staging murders from scenes depicted in his novels. Castle is questioned by NYPD Detective Kate Beckett, a bright and aggressive detective who keeps her investigations under a tight rein. Though they instantly clash, sparks of another sort also begin to fly, leading both to danger and a hint of romance as Castle steps in to help find the killer.

The body of a young woman is found spinning inside the dryer in the laundry room of an upscale apartment building. When Castle and Beckett discover that the woman, in her 20s, worked as a Nanny in the building, their investigation leads them to a world of sex, lies and "playdates." Meanwhile, while writing the first novel to his "Nikki Heat" series, Castle delves into the thoughts and actions of Beckett, as she navigates the murder case while revealing more of her own mysteries.

Once wealthy teenage boy whose family has fallen on hard times is found dead in a rowboat floating along the lake in Central Park. As Castle and Beckett try to piece together the events leading up to his death, his friends do everything in their power to thwart the investigation. As they unravel the truth from the lies, a story of betrayal and obsession emerges. Meanwhile, Castle debates whether he can leave Martha home alone while he chaperones Alexis' class trip to Washington, DC. Martha might be an aspiring "Life Coach," but that doesn't mean she's trustworthy.

When the dead body of a New York City Councilman running for re-election rolls out of a rug and into Beckett's case files, she and Castle are thrown into the world of dirty politics. Meanwhile, Castle's final novel in the Derrick Storm series hits the bookstores, causing his mother to search for any and all signs of failure. And at one of his book readings, Beckett tries to throw Castle off his game, only to learn that he has flipped the script on her once again.

Frozen woman found tangled in steel bars at a construction site leads Castle and Beckett to a years-old mystery and a long abandoned case. As the two uncover startling revelations about the victim's past, the investigation forces Beckett to face some difficult memories of her own, which provides Castle insight into his muse and additional material for his novel.

When an immigrant is found tortured and murdered in a ritualistic killing, Beckett navigates the uncharted territory of the mysterious Vodun religion with Castle leading the way. Having researched similar deaths for one of his books, Castle's knowledge and sources prove valuable, but only their apt teamwork can unravel the murderer's motives. Meanwhile, Castle is confronted with the possible return of his first wife, Alexis's mother, whose dizzying personality threatens to upend the tranquility of the entire family.

When a string of high-end home invasions end in murder, Castle and Beckett must determine who is orchestrating these violent robberies before they strike again. But to catch this deadly thief, Beckett must go way out of her comfort zone to enter Castle's glamorous, paparazzi filled world as his date to a charity ball. Meanwhile, Castle seeks the counsel of a dangerous ex-jewel thief who had once threatened to kill him.

Castle and Beckett investigate the murder of a woman found drowned in a bathtub of motor oil at a transient hotel. But when they uncover a dark secret about the woman's past, they must unravel a 20-year-old mystery with the help of a true crime journalist who may have been stalking the victim. Meanwhile, Beckett puts her poker face to the test as she squares off against Castle, with her money and pride at stake.

When a two-year-old girl is discovered missing from her home, Beckett is called in to assist with the investigation only to discover that the FBI agent in charge is, in fact, her ex-boyfriend. The two of them try to put aside their unresolved feelings as they race to find the girl, but when Castle inserts himself into the investigation, competition quickly heats up for Beckett's attention.

Castle and Beckett investigate the murder of a missing plastic surgeon who is found dead in the front seat of his car after a week of being parked curbside. As they delve into the twisted world of surgery obsessed patients and secret operations, Castle experiences a fatherly rite of passage as Alexis attends her first prom. And while looking into Beckett's past, he unearths information that could end his relationship with her forever.

When the new season begins, Castle is wrestling with how to repair his relationship with Beckett, while struggling to finish his soon-to-be-published bestseller, Heat Wave. But circumstances force the pair back together to investigate the mysterious murder of a man found dead, tangled in the limbs of a tree.

When two separate murders are committed on the same night, Castle wagers Ryan and Esposito that he and Beckett will solve theirs first. The frenzied race to catch their respective killers and win the bet leads each investigative duo to a likely suspect, only to find that they both have airtight alibis. But bizarre twists in both cases force the two teams to work together to unravel the mind-bending mystery behind each murder.

Castle and Beckett get an inside look at the cutthroat world of the New York fashion industry when they investigate the brutal murder of a young model during Fashion Week.

When an Arctic explorer is killed during a polar expedition, the mysterious circumstances of his death take Castle and Beckett from the penthouses of Park Avenue to the halls of the CIA. But Castle's delight at the case's many twists and turns soon turns to frustration as he realizes that their elusive killer might just be fooling them all.

Castle's book agent, Paula Haas, approaches him with a career changing opportunity, but taking it would mean the end of his relationship with Beckett. Will the murder of an unidentified woman found dead in a manhole be their last case together?.

As Halloween approaches, Castle and Beckett are called to a graveyard where the body of a young man sporting vampire fangs has been discovered with a wooden stake driven through his heart. Their investigation takes them deep into the heart of New York's underground vampire fetish community, where they learn that the motive for the victim's murder may be hiding within the pages of the graphic novel he was writing before his death.

When an up-and-coming rock star's dead body is found staged in a scene straight out of her hit music video, Castle and Beckett delve into the world of obsessed fans, sleazy managers and jealous band members. But it's only when Alexis uncovers the true meaning behind the lyrics of the final song that clues to the killer's identity begin to surface.

Castle and Beckett investigate the hit-and-run death of a bike messenger, brutally murdered to prevent him from delivering a package, the contents of which could free a wrongly convicted man from prison. In a surprising twist, this tragic death is linked to a murder case that Captain Montgomery investigated a decade earlier. To solve the present murder, Castle and Beckett must dredge up the past by uncovering the secrets and scandals of a prominent New York family.

The murder of an Assistant District Attorney thrusts Castle and Beckett into the world of ex-cons and escorts. But when Castle's desire to help a vulnerable call girl endangers the case, Beckett is forced to decide between honoring promises and putting a killer behind bars. Matters are complicated even further when Castle's daughter shares a potentially explosive secret with Beckett instead of her father.

When a murdered man is found stuffed in the garbage chute of an apartment building and two women arrive to ID his body -- one his wife and the other his fiancée -- Castle and Beckett have their hands full keeping the women from killing each other as they work to peel back the layers of the victim's double life. Was it a jilted woman, corporate espionage, or a much darker secret that led to his demise?.

When an art dealer is gunned down in his gallery, Castle & Beckett discover that a bullet is inexplicably missing from the crime scene. The mystery is deepened by an amnesiac who witnessed the crime but can't remember what he saw or even who he is.

When Castle and Beckett are called to a wedding to investigate the death of a bridesmaid, Castle is stunned to discover that the soon-to-be bride is his old flame, Kyra, "the one that got away". Complications ensue as Kyra, caught off-guard by Castle's reappearance in her life, wonders if she's marrying the right guy. With the nuptials forestalled and the entire wedding party under suspicion, Beckett questions Castle's ability to be objective about the case. But when it looks to Beckett like Castle and Kyra might rekindle their romance, her judgment may be compromised as well.

While investigating the death of an Irish mobster, Beckett and Castle uncover a local turf war that may be connected to both a late-night infomercial guru and an international drug smuggling operation. But the case turns agonizingly personal when evidence emerges that the killer they're chasing may have had a hand in Beckett's mother's murder.

Mysteries abound when a family returns from vacation to discover a dead man in their daughter's bed. Thinking they're investigating the murder of a squatter, Castle and Beckett soon find themselves unraveling a multi-million dollar heist. Meanwhile, Castle tries to keep Beckett from finding out that they've been romantically linked when he's featured as one of New York's 10 most eligible bachelors.

Beloved former major league baseball player is found dead after a goodwill trip to Cuba. The investigation, which includes running into Joe Torre, leads the detectives into New York's Cuban community to solve the murder. Meanwhile, Alexis' genealogy project forces Castle to consider the identity of his unknown father.

When a half-naked woman is found covered in caramel sauce and hanging by bondage cuffs in a public park, Castle and Beckett's investigation takes them into New York's underground world of sexual domination.

An accomplished and insightful federal investigator helps Castle and Beckett track down a serial killer.

The serial killer, still at large, taunts Castle, Beckett and Shaw to catch him.

The investigation into the shocking death of a museum curator, crushed by a falling gargoyle, takes a bizarre turn when Castle and Beckett learn that he isn't the first member of a recent archeological expedition to die. It turns out there was a legend inscribed over the burial chamber the team unearthed warning that "all who gaze upon the face of the mummy are doomed." Was the curator just the latest victim of "The Mummy's Curse"? And if so, what does that mean for Castle, who snuck a peek at the mummy when no one was looking?.

When Castle appears on a late-night talk show to promote his book, Heat Wave, legendary host Bobby Mann leans in during a commercial break and whispers, "They want me dead." When Mann dies later that night, seemingly of natural causes, Castle has to convince Beckett that there was foul play. During the investigation, Castle is seduced by a Hollywood hottie, who was the other guest on Bobby Mann's show the night he died,

Investigating the murder of a thief, Castle and Beckett are surprised to learn that Esposito has a personal connection to the suspected killer. Another surprise is in line for Castle when Beckett hits it off with the handsome Robbery detective assigned to the case, Tom Demming. Now this romantic triangle must work together to solve the case.

High profile chef is found frozen to death in the kitchen of a hot New York restaurant. Complications ensue when Castle and the restaurant owner, an old high school girlfriend of Beckett's, share an attraction. Meanwhile, Beckett's relationship with Det. Demming continues to grow.

Robbery-homicide prompts Beckett to invite Demming to assist on a case, giving Castle a ringside seat to their budding romance. When it becomes clear that the two men have very different ideas about how to proceed, the investigation becomes an unspoken competition for Beckett's attention, one in which each man races to solve the case, as Beckett referees between her two admirers.

Nothing is as it seems when Castle and Beckett investigate what appears to be the assassination of an intelligence operative. Meanwhile, Beckett's romance with Demming threatens her relationship with Castle, forcing them to confront their feelings for each other.

When the new season of "Castle" begins, Beckett hasn't heard from Castle since he left for the Hamptons months ago to finish writing his second Nikki Heat novel, "Naked Heat". The most Beckett, Ryan and Esposito have seen of Castle is a bookstore standee of him advertising an upcoming book signing. So when Beckett and her team burst into a shadowy apartment on the trail of a murderer, the last thing they expect to see is the real-life Castle standing over a dead woman's body holding a gun! As Castle protests his innocence, Beckett has no choice but to arrest him on suspicion of murder.

When a famous psychic is murdered, Beckett and Castle search for her killer while also carrying on a spirited debate on the existence of extrasensory abilities. Evidence mounts on both sides, especially when a letter arrives from the victim, penned the day she was killed and predicting her own death -- or was it written by a clever killer, hoping to throw off the investigation?

When a coded document hidden by a murdered bail bondsman gets Castle's imagination running wild, Beckett must steer the case back to the violent felons who populated their victim's world - only to discover that maybe Castle's crazy theories aren't so crazy after all. Complicating matters is the surprise arrival of Beckett's ex-partner. As the two reunite over a history that Castle has no part of, Castle is forced to watch the relationship take a turn towards the romantic.

Castle and Beckett look into the murder of a young mathematician gunned down with a 200-year-old bullet, sparking some wild theories by Castle about a time-travelling killer. When their investigation uncovers a tricked-out DeLorean and a suspect in Victorian clothing, is it possible Castle's crazy idea has some validity? This winding tale twists through the towers of Wall Street and into the world of a secret steampunk society that embraces the romance and simplicity of the past, while coupling it with the hope and promise of the future.

Mysteries abound when pallbearers at a funeral lose control of a surprisingly heavy casket only to have a second unknown woman tumble out along with the original deceased. When Castle and Beckett learn that the victim was a doctor at County Hospital, their investigation takes them into the world of amorous, bed-hopping physicians. Did jealousy turn to murder, or did the doctor's mysterious work outside the hospital lead to her demise? Meanwhile, Castle's relationship with Gina is challenged when she tries to bond with Alexis.

When a beautiful woman is found dead in an alley, all clues point to her being a victim of the notorious Triple Killer. The Triple Killer, or 3XK, terrorized New York City four years ago, then mysteriously disappeared. Now he's back. In a deadly battle of wits, Castle and Beckett race against time to stop 3XK before he claims his next victims.

Responding to an "Officer Down" emergency call, Castle and Beckett's latest case takes a shocking turn when it's revealed that the victim isn't a cop but a male stripper dressed up as one. The murder leads them into the world of male strip clubs, the hardships of struggling actors, and the price that people pay in pursuit of fame. Did our victim's dreams of stardom get him killed, or was there something more nefarious afoot?.

While investigating the murder of a NYC subway worker found shot to death in Central Park, Castle and Beckett unexpectedly uncover the shocking and violent abduction of a young boy. Working against the clock, the team must unravel the motives behind the high stakes kidnapping, not just to bring a murderer to justice, but to save the innocent lives that hang in the balance.

After a prominent astrophysicist's body is found in her car -- the victim of explosive decompression - Castle jokingly theorizes that perhaps she was killed in the vacuum of outer space. Yet as they delve deeper into the victim's life, they're confronted with evidence that keeps pointing them back to the impossible -- alien abduction. Lance Henrickson stars as Benny Stryker, a well known alien abduction expert, and Lyle Lovett plays a mysterious government agent intent on shutting down the investigation.

When the body of a dockworker turned bar owner is found floating in the East River, Castle and Beckett's investigation takes them into the forgotten tunnels and passageways of turn-of-the-century New York, where they uncover a secret that's been buried since the days of Prohibition. The story celebrates New York bar culture, setting Castle on a quest to preserve history by buying a bar of his very own.

Castle's novel "Heat Wave" is being turned into a movie, and the Hollywood hottie cast as the movie's lead shows up at Beckett's invitation to better understand the character she's going to play. Laura Prepon guest stars as actress Natalie Rhodes. As our threesome investigates the murder of a high-class matchmaker, Natalie goes to extremes in the name of "character research," transforming herself into the spitting image of Beckett -- much to Castle's delight and Beckett's dismay.

When the owner of historic Drake's Magic Shop in New York is found drowned in Houdini's famous water torture tank, Castle and Beckett must delve into the world of magic, magicians and their secrets to find his killer. As part of their investigation, Castle & Beckett meet master magician Tobias Strange. Meanwhile, the magicians aren't the only ones keeping secrets, as a new romantic relationship is revealed for Esposito and Lanie.

Old wounds are reopened when the retired lead detective on Beckett's mother's homicide case contacts her with new information, but then is gunned down right in front of Beckett before he can tell her what he knows. The investigation into his death leads back to a decades-old conspiracy that may hold the answer to who was behind Beckett's mother murder and why. With the stakes and emotions running high, Castle and Beckett take their partnership to the next level.

The brutal murder of a lottery winner has Castle and Beckett up to their eyeballs in suspects, envious and angered by the victim's sudden move from the poorhouse to the penthouse. As the precinct buzzes with fantasies of what our cops would do if they won the lottery, Martha struggles with the reality of such a decision when she suddenly inherits money she feels she doesn't deserve.

Castle and Beckett find themselves on opposite sides of the case when Castle's old school friend emerges as the prime suspect in his own wife's murder. As they work to solve the crime, Castle comes to realize that one of two terrible things must be true: Either Detective Beckett is about to arrest an innocent man for murder, or his old friend is a cold-blooded killer.

Castle and Beckett investigate the apparent robbery-homicide of a New York cab driver, only to discover that the victim was involved in a mysterious conspiracy with unimaginable consequences. As the stakes continue to rise, hard-charging federal agent Mark Fallon takes over the investigation. Together, Fallon, Beckett and Castle must race to unmask the truth about the victim before it's too late.

With time running out, Castle and Beckett must put aside their differences with Agent Fallon to avert a city-wide catastrophe.

A murder has been committed on the set of "Temptation Lane," one of New York's longest running soap operas. Sarah Cutler, the head writer on the soap, has been killed with a fire axe. Castle & Beckett quickly discover that the behind the scenes drama at "Temptation Lane" is just as scandalous as the fictitious storylines, and just about everyone would kill to get ahead. Ultimately, Castle's unique skill set as a writer leads to a discovery about the killer and the secret he or she would do anything to protect.

During the high-profile trial of a murdered socialite, a juror suddenly tumbles out of the jury box -- dead! When Castle & Beckett learn the juror was poisoned, their investigation soon uncovers that this seemingly innocent juror may not have been so innocent after all.

Castle & Beckett work the case of a man found dead inside a pizza oven, but it turns out not to be someone associated with the restaurant - it was a reporter. Was his story, "The Pizza Wars," enough to get him killed, or was it something much deeper than that?.

When a champion swimmer and Olympic hopeful is found dead in a training pool, Castle & Beckett dive in to investigate his murder, and uncover myriad secrets that might have led to his death. Also in the episode, crime fiction authors Michael Connelly and Dennis Lehane guest star, offering Castle their insights into the case over a game of poker.

While investigating the shooting death of her ex-partner in New York, Beckett comes to believe the suspect has fled to Los Angeles. Against orders, she travels to L.A., going renegade to track down the killer, with Castle unexpectedly along for the ride. As they dig deeper into the motives, they uncover a trail that leads from a rooftop pool in Hollywood to the sandy beach of Santa Monica. Along the way, they visit the set of the "Heat Wave" movie and enlist the cast to help break the case. But as they get closer to apprehending the killer, Castle begins to wonder whether Beckett is out for justice -- or revenge.

During rehearsal for "Baron's All-American Beauty Pageant," the contestants are shocked to discover the body of Miss Illinois - strangled, but by whom? As Castle and Beckett delve into the cut-throat competition of the pageant world, they learn that a number suspects had motive for murder, including jealous fellow contestants, the pageant's larger-than-life millionaire sponsor, Victor Baron, and the show's host -- hedonistic TV personality, Bobby Stark.

Kate Beckett's investigation into her mother's death is reactivated when Hal Lockwood - a professional hitman with knowledge of Beckett's mother's murder - stages a spectacular escape during a court hearing. As police launch a manhunt for Lockwood, Castle and the team uncover evidence of a deeper conspiracy involving a mysterious figure with law enforcement connections who is linked to both Lockwood's escape and the killing of Johanna Beckett. The search for Lockwood and the quest to identify his co-conspirator leads to a shocking and deadly conclusion.

In a riveting opening that picks up just moments after last season's climactic finale, Detective Beckett fights for her life as Castle, plagued by guilt over his role in the events, struggles to uncover who's behind her brutal shooting. Meanwhile, back at the precinct, Ryan and Esposito have to adjust, as Victoria "Iron" Gates becomes the precinct's new uncompromising Captain.

When an ex-con is mysteriously slain in an alley, Castle and Beckett believe a vigilante is behind the murder. But efforts to identify their suspect are thwarted when they discover that he roams the city in a Superhero costume -- and may indeed be a Superhero. Can they capture and unmask the killer before he strikes again?.

Gunshots, a fleeing van and a massive blood pool all point to murder, but when Castle & Beckett arrive at the crime scene, they discover that it lacks something - the victim! The investigation leads to the cutting-edge world of life-extension science, a cunning high-tech researcher (guest star William Atherton), and a sleazy porn mogul who invested in a modern-day "fountain of youth." Meanwhile, Alexis finds out whether she got into Stanford.

While investigating the mysterious shooting death of a young woman, Castle and Beckett face a cop's worst nightmare when they discover that the gun used in the killing is Det. Ryan's old service weapon - the one that was stolen by the serial killer, 3XK. Now with the clock ticking, the team must work to solve the murder, track down 3XK and retrieve Ryan's gun before the killer strikes again.

Castle & Beckett work a murder case around the theft of a valuable sculpture. Kristin Lehman guest stars as Serena Kaye, a smart, sexy insurance investigator, who joins Castle & Beckett in the investigation, but she also has her eyes set on Castle, all the while hiding a very important secret from the team. Jessica Tuck also guest stars as Joy McHugh, a wealthy museum benefactor who becomes a suspect in the murder investigation.

Castle & Beckett confront the possibility of paranormal foul play when a world renown ghost hunter is mysteriously murdered while investigating a haunting at a legendary New York mansion.

When Castle and Martha are taken hostage by a crew of bank robbers dressed in hospital scrubs and using classic television doctor names, Beckett finds herself on the outside, desperately trying to rescue them -- which proves to be even more difficult with a by-the-book hostage negotiator watching her every move. Castle becomes the de facto leader of the hostages, which includes Barry Livingston, and discovers that the robbery is actually a skillfully orchestrated distraction for an even more sinister plan. But with Castle stuck on the inside and Beckett on the outside, will either be able to foil the bank robbers' plans before it is too late?

During the investigation of the murder of an Atlantic City casino owner at an abandoned warehouse, strong leads emerge for the team in both New York and Atlantic City. As Beckett and Capt. Gates work the New York leads together, Castle naturally chooses to join the detectives for the road trip to "America's Playground," hoping to help solve the case while throwing an impromptu bachelor party for Ryan. Richard Burgi guest stars as Charlie Turner, the slick business partner of the victim.

Sniper on a killing spree is terrorizing New York City. With the clock ticking down to the next murder and nothing to go on except a killer with no apparent motive but to instill terror, this could prove the team's toughest case yet. The hunt is made even more complicated when Beckett begins to experience increasingly strong moments of PTSD - moments she tries hard to hide from Castle and the detectives.

When Castle and Beckett wake up in bed, handcuffed together, in a locked room with no memory of how they got there, they must piece together the mystery of where they are and why, all while trying to escape. But as the two of them adjust to being shackled together, what's the biggest threat they face... the people who abducted them or each other? Meanwhile, Ryan, Esposito and Gates are left to investigate their disappearance in a case where all is not what it seems.

When a lothario is killed, Castle and Beckett suspect that the victim's mysterious double life holds the key to his murder. Their investigation leads to a shocking twist that threatens to disrupt Ryan's wedding with Jenny.

Derek Webster guest stars as Mayor Robert Weldon, Castle's longtime friend and the Mayor of New York City. It was Mayor Weldon's political clout that allowed Castle to partner up with Beckett. But now a woman is found dead in a car that traces back to the Mayor's motor pool, and that partnership comes under fire as the scandal surrounding the investigation threatens to bring down Weldon's administration.

When a famous dog trainer is killed, the investigation keeps coming back to charismatic reality TV star Kay Cappuccio. Kay, a favorite of tabloids and gossip websites the world over, has achieved stardom without possessing any discernible skill or talent. But there seems to be more to her story than she is letting on -- does that include murder?

When Castle and Beckett investigate the killing of a treasure hunter, they discover the case is linked to a mysterious homicide from 1947 involving a hard-boiled private detective. Castle realizes the only way to solve the present-day murder is to solve the murder from the past. The 1947 case comes to life through stylized flashbacks, featuring Castle as the private eye and Beckett as a femme fatale.

In the first episode of a two-part "Castle" event, Castle and Beckett pursue a ruthless killer who, they discover, is part of a sinister, international conspiracy. Castle and Beckett are joined on the case by Sophia Conrad, a smart, sexy CIA operative who has a complicated past with Castle. Josh Stamberg, also guest stars as Martin Danberg, an intelligence officer.

In the explosive conclusion of a two-part story arc that began last week with "Pandora," Castle & Beckett race to find the "Linchpin" in order to stop the first domino in a chain of events which will plunge the United States into war.

When a woman dressed as Red Riding Hood is found dead in the woods with claw marks covering her body, and soon after a murdered Snow White is discovered with a poison apple in her hand, Castle & Beckett find themselves on a Grimm hunt to catch a fairytale killer before he kills again. But nothing is as it seems in a case filled with deceit, betrayal, secrets and murder.

When Odette Morton, a contestant on the hit competition show "A Night of Dance," is found murdered in her dressing room, Castle and Beckett must navigate the case's many twists and twirls without stepping on each other's toes. But as they delve into Odette's past, they discover that this reality starlet was harboring a shocking secret that may have led to her death.

When a bomb explodes at a protest rally killing five people, Castle & Beckett realize the key to solving the case is to reconstruct the 47 seconds prior to the explosion. Using video and witness accounts, they uncover the shocking truth about who planted the bomb.

Devilishly handsome detective from Scotland Yard, Simon Hunt, teams up with Castle & Beckett to find the person responsible for the murder of his friend's daughter. Also, Charles Shaughnessy plays Nigel Winthrop, the Deputy General at the British Consulate whom Castle & Beckett suspect is up to more than just ambassadorial balls and diplomatic luncheons. Meanwhile, Lanie convinces Beckett that she needs to make a move on Castle before it is too late.

With tensions rising between Castle and Beckett, Castle finds himself a new partner -- Detective Ethan Slaughter, a tough and colorful cop from the city's gang unit. But Castle gets more than he bargained for when Slaughter shows him a grittier side of police work that puts Castle in the line of fire like never before.

When Castle and Beckett investigate the murder of a man with human bite marks on his body, Castle's wild theories start flying. But none are as wild as what their only witness insists happened - a Zombie attack. As the evidence pointing towards an undead assailant piles up, the team plunges into New York's Zombie subculture to find the killer and bring him in -- dead, undead or alive.

When the murder of an Army veteran puts Beckett on the trail of the man who shot her, Castle must decide how much he's willing to sacrifice to keep her safe. As secrets are revealed and feelings are put on the table, the lives of the detectives at the 12th Precinct may never be the same.

After four seasons of "will they" or "won't they," Richard Castle and Kate Beckett finally gave in to their feelings for each other in the much anticipated Season 4 finale. Season 5 picks up on the proverbial morning after, with Castle and Beckett facing new questions -- Was this a one-time fling, or are they now a couple? But before they find the answers, they must take on the forces responsible for Beckett's mother's murder that now threaten Kate Beckett's life.

On Beckett's first day back from her suspension, she and Castle are thrown into the salacious world of local TV news when WHNY's veteran weather girl is found dead. As if navigating an industry full of backstabbing and ruthless ambition weren't difficult enough, they have to do it while hiding their new relationship from their coworkers.

When a young woman is mysteriously murdered, Beckett and Castle discover her death may be linked to a repossessed storage unit up for auction. Was the unit connected to her death? Was something inside it worth killing for? The investigation leads Castle and Beckett to colorful "Storage Wars"-like treasure seekers and Manhattan socialites as they uncover the shocking truth.

Castle and Beckett's plans for a romantic weekend in the Hamptons are interrupted when a dying man stumbles into Castle's backyard, collapsing into his pool. Unable to escape the lure of the investigation they join up with the small town's well-intentioned, but inexperienced sheriff to find the killer.

While investigating a shocking ritualistic murder, Beckett and her team uncover surprising evidence linking Castle to the killing. As the evidence against him mounts, loyalties are tested, and when surprising revelations come to light, Beckett begins to wonder how well she really knows her new lover and partner of four years.

When a body is found at a sci-fi convention, Castle and Beckett are warped into the heart of fandom -- a world of egotistic celebrities, diehard costumed fans and enough drama for two galaxies.

When the lead guitarist of a rock band is murdered, the documentary crew that were following the band turn their cameras on Castle, Beckett and the team as they try to solve the case. The result is a documentary style episode of "Castle," which offers us a unique glimpse at our characters as they navigate a world that goes far beyond the rock & roll stage.

In the aftermath of a disastrous "Meet the Parents" dinner, a bickering Castle and Beckett are sent to retrieve the only witness to a murder. But when they get ambushed, they're forced to take the witness on the run. Stranded in the middle of the night in a bad part of town, with no phone, badge or gun, Castle and Beckett must find a way to protect him from a team of mobsters who want him silenced -- that is, if they don't kill each other first .

When a bearded, rotund man in a red Santa suit with an ID reading Kris Kringle falls from the sky in Central Park, Castle and Beckett are on the hunt to find the person who killed Santa. But everything isn't holiday cheer, as they discover St. Nick may have been more naughty than nice. Meanwhile, Castle and Beckett prepare for their first Christmas together.

When a powerful divorce attorney who only represented women is murdered, Castle and Beckett are confronted with a plethora of angry ex-husbands, any one of whom could be the murderer. Meanwhile, Castle's ex-wife, Meredith, moves into the loft to take care of Alexis while she recovers from Mono, and to make matters worse, Beckett is also forced to move in while her apartment is being fumigated, causing tension, humor and more than a little awkwardness.

When an up and coming DJ is killed at a pop star's album release party, Beckett and Castle must dive into the raucous world of New York's music industry. Then, when the investigation leads to a troubled teenager, Esposito takes the kid under his wing, hoping to put him on the right track before it's too late.

When Beau Randolf, the founder of hit adult video franchise "College Girls Gone Crazy," is murdered, Castle and Beckett are confronted with a lengthy list of husbands, fathers and ex-college girls who all have motive. So to find the killer, they must delve deep into the victim's life, where they find surprises at every turn.

While investigating the murder of a young woman, Castle and Beckett find evidence that links her death with Senator William H. Bracken, the man responsible for Beckett's mother's murder. Determined to finally bring Bracken to justice, Beckett soon realizes that things are far more complicated than they seem.

Castle & Beckett get an up-close-and-personal view of a "Real Housewives"-esque reality TV series, "The Wives of Wall Street," when they investigate the murder of the show's rising young star. Meanwhile, Castle's attempt to give Beckett a Valentine's Day gift goes horribly wrong.

In the first of a two-episode story arc, Castle & Beckett begin a murder investigation that also exposes a plot to kidnap the daughter of a wealthy Middle Eastern businessman. Dylan Walsh guest stars as FBI Agent Harris, an even-keeled professional brought in to help find the kidnappers.

In the powerful conclusion of a two-episode story arc, when the FBI fails to get his daughter back, Castle takes matters into his own hands, reaching out to a shadowy fixer to help him recover Alexis. But Castle soon learns that his daughter's kidnapping may be part of an even more sinister agenda.

When a young woman appears to have literally been scared to death three days after watching a "haunted" DVD, Castle and Beckett delve into one of their creepiest cases yet. To make matters worse, Castle becomes convinced that he too is marked for death when he accidentally watches the cursed video. Master of horror Wes Craven makes a special quest appearance.

When a man is found dead in an industrial cake mixer, Castle and Beckett trace the murder to an Irish gang in Staten Island and a beautiful bar owner named Siobhan O'Doul. Much to everyone's surprise, Detective Ryan has a complicated history with Siobhan and the Staten Island crime family from his days working undercover in narcotics. When the case hits a dead end, Ryan must go back undercover to expose the killer, complicating his relationship with his wife.

In the show's 100th episode, Castle finds himself in the unfortunate position of NOT being able to work a case. While he's holed up in the loft with a broken leg, Beckett goes off to investigate the death of an IRS agent without him, leaving Castle miserable and bored. But when he thinks he witnesses the murder of a young woman in the apartment across the street, he is thrown into a "Rear Window"-esque murder mystery that hits much too close to home.

When Castle and Beckett find giant footprints at the site of a vicious murder, the team is forced to confront the unlikely theory that Bigfoot is the killer. But as they trek into the world of primate research, big game hunting and mythological creatures, they realize that finding the man responsible may put them on the endangered species list.

When Beckett is assigned to protect Erik Vaughn, a billionaire entrepreneur whose colleague was murdered, she can't help but be charmed by this dashing genius. Meanwhile, consumed with jealousy, Castle does everything he can to solve the case to get Vaughn out of Beckett's life.

When Beckett's life is suddenly put in danger, the team searches for a way to save her while Castle keeps her distracted by arguing with her about who fell for whom first.

When Homeland Security inexplicably seals the crime scene of a car bombing, Castle and Beckett find themselves with two mysteries on their hands: who murdered the victim, a government whistleblower, and why are federal agents trying to take over the case? The plot thickens when they discover that the victim wasn't killed by a car bomb but by a missile from a military drone.

In the Season Finale, an interview with a high-profile federal law enforcement agency forces Beckett to reconsider what she wants out of her job -- and out of her relationship with Castle. Meanwhile, the body of a young woman is found floating inside the water tank of a skid row flop house, but as the team investigate, they discover that her final resting place is just one of many strange things about her death.

Last season ended with Beckett wrestling over whether to take a high-profile job in DC -- a dilemma made more complicated when Castle proposed to her. In the Season 6 Premiere of "Catle," Castle and Beckett will deal with the consequences of their decisions against the backdrop of a high-stakes investigation.

Continuing from the season premiere episode, Beckett races against time to find a stolen toxin capable of killing tens of thousands of people. To make matters worse, Castle was exposed, leaving him with less than 24 hours to live.

With Beckett still in D.C., Castle and the boys investigate the murder of former child star Charlie Reynolds, who rose to fame playing the lovable nerd on an early 90s High School sitcom. But the case takes a turn for the strange when Agents Beckett and McCord arrive from Washington to take over the investigation, creating competitive tension in the precinct. But why would a washed-up actor's death warrant Federal scrutiny? Whatever the reason, Beckett and McCord aren't telling. Meanwhile, Castle has to contend with a new face at the 12th, NYPD Detective Frank "Sully" Sullivan.

Desperate young murder suspect, Emma Briggs, takes hostages at gunpoint then mysteriously insists that she will only negotiate with one person: Richard Castle.

Grisly murder investigation leads Castle and Beckett to a suspect who claims he's traveled back in time to stop terrible events from unfolding, events that will change the course of human history. Is he simply a deluded killer, or is it possible that he's telling the truth.

Castle and Beckett investigate the bizarre murder of a young woman who was found ritually posed. When the team finds a collection of strange symbols in her apartment and the prime suspect turns out to be a mysterious monk, Castle becomes convinced they've stumbled onto a "Da Vinci Code" style conspiracy. Meanwhile, Castle tries to come to grips with the fact that Alexis and Pi have moved in together.

Alexis enlists Castle's help on an Innocence Review case to prove that a death row inmate, Frank Henson, was wrongly convicted. With only 72 hours left before his execution, Castle and Alexis urgently investigate the original murder, only to uncover explosive secrets that may seal Frank's fate. Joelle Carter guest stars as Frank's long-time girlfriend who has always believed in him.

When a famed relationship therapist is murdered, it appears that her access to the secrets of her elite and powerful clients led to her death. But when Castle and Beckett discover the victim was in possession of a rare object worth millions of dollars, they realize that this case may be even more complicated - and dangerous - than they thought.

Castle and Beckett arrive at a crime scene to discover that the female victim bears a shocking resemblance to Medical Examiner Lanie Parish. As the team tries to make sense of this mystery, they realize the killer may be targeting detectives of the 12th Precinct. Annie Wersching guest stars as Dr. Kelly Nieman, an exclusive Manhattan cosmetic surgeon who draws Castle and Beckett's interest because of her connection to the victim.

Bleeding man stumbles into a church, but just before dying, he hands a mysterious bundle to the priest. When the bundle turns out to be a smiling baby boy, Castle and Beckett find themselves accidental nannies to the newborn. But when they determine the baby and the victim were not related, they discover that finding his rightful parents may be just as hard as solving the murder.

When Castle and Beckett discover that the victim of a building fire was actually shot to death, they get on the trail of a serial arsonist turned murderer. Meanwhile, Ryan's wife, Jenny, goes into labor, but disaster threatens to ruin the joyous moment.

The murder of a young video store clerk takes a strange turn when the team discovers his past history as a high-level hacker. But it's nothing compared to the shock Castle receives when their investigation leads them straight to his father, Jackson Hunt.

When a rising young pop star is found dead in an alley, Castle and Beckett delve into the victim's out-of-control hard-partying lifestyle, but as they dig deeper, a shocking revelation threatens to rock their investigation.

When the assistant to Modern Fashion Magazine's dictatorial editor Matilda King is found murdered, Castle and Beckett are thrust into the glitzy, ruthless world of high fashion in their search for the killer. Meanwhile, Beckett's history in the modelling world gets her access to a very special wedding surprise.

The murder of a high school mean girl draws Castle back to one of his many alma maters, where he is giddy to learn that the evidence points to a surprising perpetrator - a teenage telekinetic, throwing he and Beckett into a real-life "Carrie".

When a guilt-ridden young woman confesses to the murder of a struggling actor—knowing details only the killer could know—Beckett and Castle seem to have an open-and-shut case, until they uncover proof that their suspect couldn't possibly be the killer. When a second person confesses, equally convinced they committed the murder, the team realizes the case is far more mysterious than they thought.

Beckett is recruited to assist on a Narcotics investigation, but a routine mission turns deadly when an undercover operation goes array. To survive, Beckett must engage in a battle of wits against some of the most dangerous men in the New York underworld—including a powerful enemy from her past.

When a Japanese ballet dancer is mysteriously murdered, Castle and Beckett's investigation into her secret life uncovers evidence that she was killed by a ninja, and now that ninja is coming after them.

Castle and Beckett investigate the murder of a Wall Street trader, but the case takes a shocking turn when the they discover the victim was an undercover informant for the U.S. Attorney's office. To complicate matters further, the U.S. attorney involved is Elizabeth Weston, Captain Gates' estranged sister.

When construction workers find the body of an infamous New York mobster who disappeared in the seventies, Beckett and Castle try to solve this three decade-old Mafia hit. Unfortunately, their only witness is a man who thinks it's still the 1970's, so to uncover what he knows, they must play into his delusion, and party like it's the last days of disco.

When an up-and-coming professional skateboarder is gunned down by a mysterious motorcyclist, Castle and Beckett are thrust into the world of extreme sports, where the death defying stunts aren't the only thing that's dangerous.

A secret investigation conducted by Beckett related to her mother's murder goes awry when a man she has been surveilling is killed. When evidence links Beckett to the victim, she and Castle become the targets of a manhunt that puts both of them in grave danger.

Castle and Beckett's long-awaited wedding is almost here, but when a shocking surprise threatens to ruin the big day, they are sent on a wild mission filled with masked men, angry bikers and a charming ne'er-do-well from Beckett's past.

In the Season 6 finale, as Richard Castle drove to his much-anticipated nuptials, an ominous black SUV bore down on him. Meanwhile, after waiting in vain for Castle to arrive at the wedding, Beckett was called to an accident scene to find Castle's car in a ravine, engulfed in flames. Who or what caused the car crash? Is there any way Castle could have survived? The episode will pick-up at the scene of that accident, right where the finale left off, in a premiere that promises to put Beckett through the toughest case of her career.

While the team investigates the murder of a toy company CEO, Castle uncovers a lead to his mysterious disappearance, launching him into a dangerous investigation of his own.

When a pool shark is murdered by an unseen force, Castle and Becket uncover evidence that the killer may have paranormal powers. Meanwhile, Castle and Beckett attempt to get their lives back to normal following his disappearance.

When an ice cream vender is shot, evidence leads Beckett and Castle to believe that an unknown second-grader may have vital information about the case. Castle goes undercover at an elementary school to try and identify the second-grader but nothing goes as planned.

When a web celebrity is murdered, Castle and Beckett explore the flashy world of internet fame. But when the killer posts pictures from the crime scene on a photo-sharing site, they realize they are up against a social media sociopath who may strike again.

Murder investigation launches Castle into what seems to be an alternate universe where he's never met Kate Beckett. Castle has to convince Beckett, Esposito and Ryan -- now complete strangers -- to let him participate in their investigation so he can find his way back to his own world. This inspires Castle & Beckett to finally take a trip to the altar.

When Castle and Beckett learn that a murder victim may have been poisoned at an Old West-style resort, they visit the resort posing as newlyweds to uncover the truth.

When subway passengers, including Detective Esposito, are taken hostage by a mysterious gunman, Castle, Beckett and the team must uncover the gunman's agenda before it's too late.

When the star of Castle's favorite '80's action movie is mysteriously murdered, Castle and Beckett delve into the victim's secret past and pursue his killer with help from a team of aging action heroes.

When an ER physician is gunned down in the street, Castle and Beckett soon discover that the victim was a mob doctor to a Mafia family run by an old friend of Castle's. Also, against the backdrop of Christmas, Esposito and Lanie reach a defining moment in their relationship.

After being forbidden to work with Kate Beckett or the 12th Precinct, Castle obtains a P.I. license and shows up unannounced at Beckett's crime scene, hoping to investigate alongside her as a private eye. But things don't go as Castle had planned.

When a young Latin telenovela actress is murdered, Beckett and the team delve into a case that is as flamboyant and full of intrigue as any telenovela. Meanwhile, Castle is hired as private investigator by the show's sultry star to pursue the case from another angle.

Castle is hired to uncover if a client's husband is having an affair, but the case takes a shocking turn when Castle witnesses the client's murder - by her husband. But with no proof that the killing took place, Castle and Beckett must investigate to expose the truth.

When clues in a murder implicate Castle and Beckett's nemesis, Dr. Kelly Nieman, Castle is called in to consult on the case. But as the team delves deeper into the investigation, they uncover connections to notorious serial killer Jerry Tyson.

Stakes rise as the 12th Precinct matches wits with serial killers Jerry Tyson and Dr. Kelly Nieman. With the clock ticking, Castle and the team must crack the case before the killers claim their next victim.

When an astronaut training for a trip to Mars is mysteriously killed inside a Mars simulation, Castle and Beckett don spacesuits to investigate. But when they discover no one inside the sealed simulation could have committed the murder and no one from the outside could get in, the case takes a shocking turn.

After a man is mysteriously murdered in a park, Castle and Beckett team up with a competitive, high-powered female detective from Hong Kong, who has information about the victim. But as Beckett digs deeper into the case, she realizes neither her Hong Kong colleague nor the victim may be quite who they seem.

Detective Kevin Ryan is on the security detail of a charismatic congressman attending a charity event when shots suddenly ring out. Driven to apprehend the killer, Ryan must revisit the events that led up to the shooting, with the help of Castle and Beckett.

When Richie "The Pitbull" Falco, a larger-than-life personal-injury attorney is found dead, Beckett and Castle investigate the many clients and competitors who had motive to kill him. But the mystery deepens when they discover a shocking secret that may be linked to Richie's murder.

Mysterious recurring dream drives Castle and Beckett to seek answers about the two-month period when he went missing. But their search for the truth has deadly consequences.

As Castle and Alexis travel to London, their routine flight turns deadly when the plane's Air Marshal is found murdered. With the help of Beckett on the ground, Castle and Alexis race against time to find the killer before he carries out his fateful plan.

When Sid Ross, the powerful creator of a long-running sketch comedy show is killed, Castle and Beckett are called to investigate. But as they delve into the victim's life and the colorful world of "Saturday Night Tonight," they uncover a shocking secret that may explain Sid's murder.

Death in the woods draws Castle back to a terrifying and defining event in his childhood. Investigation leads to obsession, as he attempts to unearth answers that have eluded him for decades, all while Beckett faces a crossroads of her own.

After passing the Captain's exam in the Season 7 finale, Beckett was surprised with an offer to run for State Senate. In the action packed season premiere, Castle and Beckett are adjusting to Beckett's career change, when a call from a mysterious stranger sets off an explosive chain of events. There are two sides to every story, and this unique two-parter will explore the same story from each of their perspectives, first from Castle's side as he searches for Beckett.

In part two of last week's Season 8 premiere, Beckett's side of her abrupt disappearance is revealed. After receiving a mysterious tip from her past, Beckett is launched into a fight for her life, with a team of mercenaries hot on her trail. While Castle investigates why his wife is on the run, Beckett must figure out who wants her dead, before they can finish the job.

When the body of a local college fraternity student is found gruesomely murdered, Castle has to go undercover as a professor in order to gain access to the victim's world. However, he and Beckett soon discover that behind the fun and games of college are some darker secrets the university wants to keep hidden.

When Castle's idol, a famously reclusive author, turns up dead, Castle is determined to solve his hero's murder. But as he and Beckett dig deeper, they discover that truth is stranger than fiction.

When a priceless work of art is stolen and its transporter murdered, Castle and Beckett must work with the key witness to track down the painting and sniff out the killer.

Detective Slaughter returns to enlist Castle's help in solving a high-stakes robbery case. But when a body is found linked to the crime, Slaughter becomes the number one suspect in the heist turned murder, while Castle has to determine whether he's guilty or help to prove he's innocent.

In order to hunt down the brutal murderer of a grifting seducer, Castle & Beckett must investigate New York's elite. Meanwhile, Castle plans to surprise Beckett on their one-year wedding anniversary.

Castle and Beckett investigate the murder of a cruise ship entertainer, only to find themselves trapped at sea with the killer.

When a body is found in the theater of Martha's latest show, Castle and Beckett's investigation leads them into the unexpectedly dangerous world of competitive a capella.

Castle finally gets his day in court when he takes the stand as the key witness to a murder from five months ago. But when new information suddenly arises, he and Beckett must race against the clock to prevent a miscarriage of justice.

The son of a Russian diplomat is murdered; during the investigation, Castle entertains a jovial Russian security guard, who turns out to be more involved in the case than expected.

Castle is abducted and forced to solve deranged puzzles and mind games with strangers; Beckett and the 12th precinct race to save Castle.

Beckett and the 12th Precinct look into the murder of an English as a Second Langue student. But when the victim's class won't talk to the police, Castle goes undercover as a French Canadian immigrant and learns that the victim was more than he seemed.

Castle returns to the City of Angels in search of answers about his missing time. But things take a deadly turn when he's recruited by the legendary Greatest Detective Society to help solve a murder.

When a recruit officer at the NYPD Academy is killed, Beckett and the team go back to their old training ground to investigate. Meanwhile, Castle must reckon with a decision with profound consequences for him and Beckett.

A clue at the scene of the death of an armored-car driver leads Beckett and Castle back to an old case solved by Esposito. But complications arise when they learn that Esposito might not have been telling them everything about his past with the culprit.

The murder of a man connected to smuggling Turkish relics sends Castle, Beckett and the 12th Precinct on a search for a stolen antique believed to be Aladdin's lamp, in hopes that it can lead them to the killer.

When Hayley finds herself being implicated in a cyber-terror attack after doing an old friend a favor, Castle and Beckett rush to clear her name.

When a mild mannered safety inspector for the city miraculously survives a poisoning, it might be luck; but when he survives another, it's a mystery Castle and Beckett will have to solve.

After a movie star turned theater actor is mysteriously killed, Castle and Beckett go backstage and learn the star had more to worry about than just his lines.

When an axe-wielding, escaped psychiatric inmate drops dead in Castle's P.I. office, Castle and Beckett's investigation leads Castle to suspect the victim's death could be the work of the Antichrist,

With their best lead in hand, Castle and Beckett are ready to take on LokSat. But an unforeseen twist puts their case – and their lives – in jeopardy.