It Takes a Killer - Episode Guide

Three women who advertised erotic services on Craiglist are assaulted, on of them is killed; surveillance video and witness reports match a man who no one would ever suspect to be a killer.

When government intern Chandra Levy goes missing, detectives discover she may have been having an affair with a senator; a man in jail claims he has information.

When a deadly sniper terrorizes the DC area for weeks, frantic police put out an APB for a white van, but the FBI has a theory that there might be more than one sniper, and they're not driving a white van.

When a young man is brutally murdered in his home, the only suspect with a motive is his ex-girlfriend, who claims she hasn't seen the victim for months; detectives uncover evidence, and phone messages that tell a different story.

The 2003 shooting death of an aspiring actress found in legendary music producer Phil Spector's California home is investigated.

The mysterious deaths of three family members lead police to suspect they were poisoned.

20 years after a woman was killed at home, an LAPD officer opens the cold case file and sees the murder was staged to look like a robbery and the killer could actually be a cop.

When four women are killed at different times in different states after going home from a bar with a handsome young man dressed like a cowboy, detectives don't realize the murders are linked together.

Four-dozen women are murdered in Washington State, and five of the victims found in the Green River.

Investigating the world's most notorious murders, going inside the minds and motives of the killers who committed them; experts from the FBI, Scotland Yard and leading homicide investigators review crime scene evidence.

A sexual predator turns the quiet town of San Luis Obispo into a hunting ground, preying on young, college age women. Through persistence and the tiniest of clues, law enforcement tracks down the sadistic killer and brings him to justice.

A promising young attorney is shot and killed in a jealous rage by an obsessed, on-again off-again girlfriend.

A short order cook falls on hard times and returns to what he knows best, stick ups; his armed robberies result in a ruthless spree of killing fast food workers.

A millionaire inventor finds out that his girlfriend and her secret boyfriend have played him for his money and the price of this game is his life.

A bizarre lover's triangle turns lethal and a mother of two suddenly disappears.

The disappearance of a decorated military man stumps law enforcement and shocks a central Texas community, but once investigators dig into his home life, they uncover a vicious murder plot involving his veterinarian wife.

A drug abuser out on a joy ride kidnaps then kills an innocent coed in Oregon; investigators spend months attempting to solve what they believe is a missing person's until the perpetrator strikes again 1400 miles away.

A serial killer with a history of serial rape terrorizes Tampa, Florida's red light district, targeting women of night at random, getting away with murder for months, only to be brought to justice by the one victim he let go.

A well-respected real estate agent becomes the prime suspect in his wife's murder; the investigation reveals a scandalous private life and a murder-for-hire scheme involving a mentally handicapped handyman.

A former army medic devises a sick plan to kidnap women, impregnate them and keep them in his basement as part of a personal baby farm.

The murder of a millionaire doctor's wife sets off a massive manhunt throughout New England; law enforcement quickly locates the suspected killer only to find out he has a history of not only violence but also cross-dressing.

An unemployed teen mom and her new husband concoct a plan to kill an innocent man they meet on Craigslist, resulting in a vicious stabbing that sends shock waves through a small Pennsylvania community.

A father, husband and businessman is actually a sadomasochistic con-man who lures unsuspecting women with a web of lies and empty promises only to trap them in a world of sex slavery and murder.

A wayward, homeless ex-marine drifts through central Oregon, committing petty crimes here and there, until he spots Amyjane and gets the urge to kill.

A murderous doctor has practiced his deadly hobby and avoided getting caught for a decade, but now the police are determined to track him down before he kills again.

Severed body parts begin to appear across the countryside of England, striking terror in London and forcing police to piece together the human jigsaw puzzle in order to catch the perpetrator.

A beautiful brunette's corpse is left in the high desert within a burned-out luxury car.

A scorned mistress hires a group of derelicts to kill her lover's wife and denies any involvement in the crime, not knowing she had been caught on camera.

A seductress bleeds two cops in Georgia dry before killing them for their life insurance benefits.

A serial killer hunts young African-American women in Jacksonville, Florida, strangling them and discarding their bodies.

A killer who travels across the country murdering victims with pre-stashed weapons at random makes a grave mistake when he chooses a victim close to home.

A homicide investigation ensues after a surgeon's wife goes missing, and remains unsolved after 15 years.

When a banker's soon-to-be ex-wife dies, it is passed off as an accidental fall, but after months of investigation it becomes clear that she was murdered.

A gunman attempts to take out an entire family one by one as they enter their house. It takes law enforcement nearly two years to crack the code behind the murders only to find out they were masterminded by someone too close for comfort

The savage murder of a rabbi's wife inside the family's New Jersey home is investigated, and a sadistic murder scheme ultimately surfaces.

When a husband and his pregnant wife are shot leaving a child birthing class, police are lead to believe it's a random act of violence. After weeks of false suspects, cops lock in on the real perpetrator, whose actions weren't random at all.

After three members of an affluent family are mowed down inside their home, law enforcement locks in on a primary person of interest. But it will take them nearly three years before they can bring the mastermind of the murder plot to justice.

The murder of a woman in her therapist's parking lot looks like a random shooting, but evidence soon reveals that the murder is part of a larger scheme.

A serial killer targets women of the night, one by one. Law enforcement investigates the cases for nearly two years, until they find out the perpetrator has been living amongst their dead bodies, which he'd stashed inside throughout his home.

The search a local business woman who vanished quickly morphs into a homicide investigation after police discover microscopic evidence inside the woman's home and car. But with no body or eyewitnesses, can law enforcement bring the killer to justice?

A merciless killer terrorizes South Los Angeles during the 1980s then appears to go dormant for 14 years only to resurface in the most hideous way possible. But through technological advances law enforcement is able to bring the madman to justice.

A woman's clairvoyant dream leads cops to the body of a dead woman hidden in the bushes on a pristine beach. As investigators peel back the layers, they soon find out the victim had been marked for death by someone she used to love and trust.

A serial killer crisscrosses California, leaving a trail of dead bodies in random locations. Law enforcement is nowhere near catching the dangerous sociopath, until he shows up at a Sheriff's Department with a victim's body part in his jacket.

A serial predator targets men at gay bars, leaving a trail of dead bodies along the southeastern United States.

The disappearance of a wealthy retiree in South Florida quickly turns from a missing person's case to a full-blown homicide investigation focused around an unexpected perpetrator and her convoluted plan to get away with murder.

The murder of a man inside his suburban Los Angeles home sets off a chain reaction of murder, conspiracy, and furious cover ups, which ultimately point back to a mastermind who's in it for the money.

Law enforcement investigates a series of unsolved murders in the state of Colorado over the course of a year, only to realize all the seemingly isolated incidents all point back to a single FBI informant.

Cops investigate the apparent carjacking of a husband and wife in East Los Angeles, California only to discover that the ambush was a ruse, carried out by cousins, to kill the husband for insurance money.

A triple homicide in small town Maine rocks a community and destroys a family. It doesn't take police long to piece together the elements of the crime, and its ruthless cover-up, which point back to a perpetrator close to home.

A disgruntled man snaps and goes on a killing spree, terrorizing the entire borough of Brooklyn, New York. Cops track the killer's trail of victims for more than 24 hours before they finally hunt him down across the city.

Four young adults are gunned down inside an affluent home in a suburb of Houston, Texas. Police investigate the quadruple homicide for three years, chasing down hundreds of leads, before arriving at a coldblooded killer with a convoluted motive.

A central California community is rocked when a pregnant wife vanishes without a trace on Christmas Eve. After months of tireless investigation, cops make two grisly discoveries that confirm the expectant mom had been targeted for murder.

The discovery of a burned body on the side of the road in suburban Dallas kick starts a furious race to find a killer. With surveillance footage and a string of eyewitnesses, it takes local police less than 72 hours to identify the perpetrator.

A bloodbath inside a Beverly Hills mansion sparks a high publicized investigation. After months working the case, law enforcement uncovers the secrets of a family so deep in turmoil that a coldblooded murder plot was hatched to bring it down.

A mother disappears, leaving behind three kids and a husband she planned to divorce. Law enforcement determines she's been the victim of a homicide but it takes them nearly two decades to unravel the mystery, and bring her killer to justice.

A controversial family of atheists walks away from their life's work without warning. When law enforcement stops investigating the disappearances, an intrepid journalist picks up the torch and hunts down a mastermind hell-bent on revenge.

Cops in Fort Worth, Texas investigate a brutal killing at a construction site. After months of interviews, extensive forensic analysis, and process of elimination, homicide detectives track down a suspect who they've been eyeing from the beginning.

A husband and wife are savagely attacked in their upstate New York home by an axe-wielding murderer; the wife survives, but loses her memory of the attack, so police must rely on the evidence.

A damaged man turns Cleveland, Ohio into a hunting ground as part of a twisted plot to exact revenge on the women who hurt him.

A merciless triple homicide in New Orleans, Louisiana leaves law enforcement with puzzling clues. But as they piece together the mystery, they quickly realize there's way more to the murders than a robbery gone wrong.

The grisly murder of a grandmother in the suburbs of Cincinnati, Ohio sends a small-town police department into a fast and furious hunt for a killer. It takes nearly a year, a microscopic clue, and a piece of jewelry as unique as a fingerprint for law enforcement to bring the murderer to justice.

In Southern California, law enforcement hunt for a serial killer who is targeting elderly women within a few mile radius. After weeks of searching, a survivor comes forward with a description that blows the case wide open.

A serial predator terrorizes Southeastern Louisiana strangling men to death and disposing of their bodies. This killer gets away with murder for nearly a decade until a victim escapes his clutches and then leads police right to the killer's doorstep.

Police follow the trail of a young Southern California woman who vanishes without a trace. Authorities work the missing person investigation for years until a random encounter turns them onto a chilling discovery and an even colder criminal.

The discovery of a Jane Doe underneath a New Jersey bridge kick starts an intensive investigation to figure out who she is and how she died.

The murder of a respected college professor sends shockwaves through suburban Richmond, Virginia; cops investigate the homicide nonstop until evidence reveals a cold-blooded killer's premeditated plot.

A church-going mother with no known enemies suddenly disappears from Northeastern Texas. As cops investigate the missing persons case they uncover a serial predator from the shadows and rush to stop him before he kills again.

The clock is ticking as police in northern Minnesota rush to rescue a kidnapped college student. It takes NASA technology for law enforcement to uncover the identity of the abductor, who turns out to be a serial predator.

The slaying of a casino worker in Las Vegas, Nevada, sends panic through Sin City. When cops investigate beyond the bright lights of the strip, they uncover a murder conspiracy that is months in the making.

A bloodbath inside a Beverly Hills mansion sparks a high publicized investigation; after months working the case, law enforcement uncovers the secrets of a family so deep in turmoil that a cold-blooded murder plot was hatched to bring it down.