12 Monkeys - Episode Guide

A drama based on Terry Gilliam's 1995 sci-fi adventure begins when a time traveler from the post-apocalyptic future arrives in the year 2015 on a mission to save mankind from a deadly plague that will eventually decimate 93.6% of the human race.

Cole's search for information about a mysterious organization known as the Army of the 12 Monkeys leads him to a mental institution in 2015, where there's a patient who holds the key to the plague that will destroy the world. Meanwhile, Dr. Railly risks her life and disrupting the course of history to help Cole.

Cole's search for the location of the virus leads him to 2014, and to a devastating moment in Dr. Railly's life involving a dangerous outbreak in Haiti.

A fight for the future ensues when a dangerous band of marauders hunting for Cole and Ramse threaten the mission to save the past.

Cole and Dr. Railly battle the Army of the 12 Monkeys after they both discover the Night Room, an off-site, black ops lab that houses the virus that will one day destroy the world.

Cole risks his future to save Dr. Railly after the tragic events of the Night Room create an alternate reality in 2043.

Cole, Railly and Aaron race to stop the virus from being deployed as a bioweapon in Chechnya.

To rescue Cole from the past, Dr. Jones must convince a former ally that her mission is worth saving.

Cole finds himself in 2017 at the height of the plague. Out of options, Jones faces an impossible choice to replace the Core.

Forces comes to a head when Ramse does what it takes to protect his newfound family, leaving Cole to deal with the aftermath.

Cole's last-ditch effort to stop the Army of the 12 Monkeys brings him to Tokyo in the year 1987.

Railly searches for the one person who can save Cole as the effects of time travel take a deadly toll on his body.

In the Season 1 finale, Cole and Railly attempt a final confrontation with their closest enemies, while Jones faces a new threat to all that she has accomplished.

Cole and Ramse repair their broken friendship while on the run; Railly and Jones navigate an uncertain future in 2043.

When an attempt to destroy the virus changes the future, Cole finds himself stranded in 2016 with an unstable Jennifer Goines, who may or may not be his key to getting home. Meanwhile, Jones and Railly must deal with both the consequences of the changed timeline and the temporal facility's newest prisoner -- Ramse.

Despite the growing tension between them, Cole and Cassie travel to 1940s New York during World War II to track down a dangerously seductive member of the Twelve who's plotting an assassination.

Jones reluctantly places her trust in Ramse to bring Cole and Cassie safely home after they get stranded in the year 1944. As Ramse looks forward to this chance to atone for his sins, Jones explores the true nature of time with old Jennifer Goines.

Cassie and Jennifer must work together to save the future, while Cole makes a surprising move with Deacon.

Cole's partnership with Ramse is put to the test when they travel back to the 1970s to try to prevent the Twelve from murdering a disturbed Vietnam veteran with a connection to the Witness.

Cole faces the Witness as Cassie's hallucinations evolve; deadly visitors from the past arrive when the time machine malfunctions and begins tearing apart time and space.

Cassie is sent to 2020 by Jones with one mission: Kill the younger Jones and prevent time travel from ever happening.

Jennifer Goines takes her power into her own hands in the year 2016 when she forms the Hyenas, a band of crazy compatriots, to take on the 12 Monkeys. With the help of Cole, an elaborate plot is uncovered to reacquire the virus.

Cole has his loyalty tested when Ramse and Railly go rogue, embarking on an unsanctioned mission that sends them to 1961 East Berlin. Once there, they have murder on their minds as they search for an unscrupulous German doctor who knows the location of The Witness.

With the temporal facility on the verge of destruction, Cole and Jones find themselves in the middle of a coup. After a violent encounter ends in an unexpected tragedy, Cole is sent back to 1957 in a last-ditch effort to save humanity while the rest embark on a caravan across the apocalypse to find Titan -- the stronghold of the Witness.

Cole and Railly attempt to stop the final paradox in the past while Ramse, Jennifer and Deacon struggle to survive the apocalypse in a last ditch effort to find the Witness.

Cole and Railly have finally found peace living in the past. When a mysterious woman with apocalyptic visions of the future tells Cole it's not over, he must do the unthinkable to save the world... and the woman he loves.

In the apocalypse of 2163, a desperate Cole searches for Titan. Meanwhile, a captive Railly is faced with an impossible choice as the 12 Monkeys await the arrival of The Witness.

While searching for Jennifer Goines in post-WWI France, Cole and Jones encounter a dangerous group of time-travelers‒the Guardians.

Bonds of trust are tested when Ramse returns to the facility with an old enemy held captive. How far will Cole and Jones go for the answers they need?

Ramse and Cole splinter to 2007 expecting either a trap - or a final chance to kill The Witness. But when Cole discovers a heartbreaking truth, he'll discover that the mission was both.

Out of time and in need of answers, Jennifer and Deacon are sent to 1989 to steal the a sacred document. Can Railly and Cole get to the Word first before it reveals the one secret they want kept?

In 1953, Cole and Railly reunite with Agent Gale at the birth of the Army of the 12 Monkeys. Special guest star Christopher Lloyd appears as the father of an iconic enemy.

Cole and Railly find themselves at opposite ends of an unspeakable decision. Jones grows suspicious while Railly turns to an emotional ally for advice. All hell breaks loose during a massive fire-fight.

Friends and enemies converge in Victorian London to await the arrival of The Witness. Cole and Railly lead their pursuers on a manhunt through time.

Cole and Railly finally learn the heart-breaking life story of the man who calls himself The Witness.

In the explosive Season Three finale, every imaginable threat descends upon Railly and Cole. With Titan looming - and ally fighting ally - The Witness finds himself on the threshold of destiny.

The final conflict with the Army of the 12 Monkeys begins when the Witness returns to Project Splinter.

Travelers come face to face with ghosts from their past when they find themselves maneuvering around their own timelines.

Cassie travels back in time to confront a younger Olivia; Cole helps Jennifer find the meaning behind her final Primary vision.

Team Splinter goes back in time to the wild frontier in search of a weapon to destroy the Witness.

A clue to breaking the cycle leads Cole and Cassie to the 1960s; Zalmon Shaw returns.

The team infiltrates a Nazi gala to steal an artifact known as "Die Glocke"; their operation comes undone when French Resistance interferes and an unexpected guest arrives.

Jones sends Hannah back in time to 2007 on a personal mission that could be the key to everything.

Everything changes when the team finally climbs the steps and rings the bell in the Middle Ages.

The beginning of the end approaches as Cole and Cassie embark on their final mission.

The final battle against the Witness begins as the fate of time and mankind hangs in the balance; all the pieces finally come together to mark the end of the beginning.

When all hope is lost, Cole must complete his cycle so that his younger self will one day arrive at the end with the answer.