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The Worst Episodes of 12 Monkeys

Every episode of 12 Monkeys ranked from worst to best. Explore the Worst Episodes of 12 Monkeys!

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The provocative story of Cole, a time traveler from a decimated future in a high-stakes race against the clock. Utilizing a dangerous and untested method of time travel, he journeys from 2043 to the present

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Seasons4

Episode Rankings

  1. #1 Worst Episode
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    12 Monkeys Season 1 Episode 3 - Cassandra Complex
    7.1/10(31 votes)

    #1 - Cassandra Complex

    S1:E3

    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.

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  2. 12 Monkeys Season 1 Episode 4 - Atari
    7.2/10(30 votes)

    #2 - Atari

    S1:E4

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

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  3. 12 Monkeys Season 3 Episode 2 - Guardians
    7.2/10(13 votes)

    #3 - Guardians

    S3:E2

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

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  4. 12 Monkeys Season 4 Episode 1 - The End
    7.2/10(18 votes)

    #4 - The End

    S4:E1

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

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  5. 12 Monkeys Season 1 Episode 2 - Mentally Divergent
    7.3/10(33 votes)

    #5 - Mentally Divergent

    S1:E2

    The trail of a mysterious organization called the “Army of the 12 Monkeys” leads Cole to a mental institution in 2015, where a patient holds the key to the plague that destroys the world. Meanwhile, despite warnings that her involvement may disrupt the course of history, Dr. Railly risks her life to help him.

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  6. 12 Monkeys Season 3 Episode 8 - Masks
    7.3/10(14 votes)

    #6 - Masks

    S3:E8

    Former friends, now enemies, race to find the Witness in 1904, who, at last, reveals his face.

    Writer:Unknown

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  8. 12 Monkeys Season 1 Episode 6 - The Red Forest
    7.4/10(26 votes)

    #7 - The Red Forest

    S1:E6

    When the tragic events of the Night Room create an alternate reality in 2043, Cole risks his future.

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  9. 12 Monkeys Season 1 Episode 9 - Tomorrow
    7.4/10(24 votes)

    #8 - Tomorrow

    S1:E9

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

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  10. 12 Monkeys Season 1 Episode 10 - Divine Move
    7.4/10(24 votes)

    #9 - Divine Move

    S1:E10

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

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  11. 12 Monkeys Season 3 Episode 1 - Mother
    7.4/10(13 votes)

    #10 - Mother

    S3:E1

    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.

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  12. 12 Monkeys Season 2 Episode 1 - Year of the Monkey
    7.5/10(23 votes)

    #11 - Year of the Monkey

    S2:E1

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

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  13. 12 Monkeys Season 3 Episode 5 - Causality
    7.5/10(12 votes)

    #12 - Causality

    S3:E5

    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?

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  14. 12 Monkeys Season 1 Episode 1 - Splinter
    7.6/10(39 votes)

    #13 - Splinter

    S1:E1

    27 years after a virus wipes out most of humanity, scientists send a man back to 2015 to stop the plague from ever happening. Cole's only lead is a virologist, who knows the dangerous source of the outbreak.

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  15. 12 Monkeys Season 1 Episode 5 - The Night Room
    7.6/10(30 votes)

    #14 - The Night Room

    S1:E5

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

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  16. 12 Monkeys Season 1 Episode 7 - The Keys
    7.6/10(27 votes)

    #15 - The Keys

    S1:E7

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

    Director:John Badham

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  17. 12 Monkeys Season 1 Episode 8 - Yesterday
    7.6/10(25 votes)

    #16 - Yesterday

    S1:E8

    The Core that powers the time machine is fading. To get Cole back from the past, Jones must convince her former colleagues at the military operation "Spearhead" that her mission is worth saving.

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  18. 12 Monkeys Season 1 Episode 12 - Paradox
    7.6/10(26 votes)

    #17 - Paradox

    S1:E12

    With Cole dying from the effects of time-travel, Railly must find the one person who can save him.

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  19. 12 Monkeys Season 3 Episode 3 - Enemy
    7.6/10(12 votes)

    #18 - Enemy

    S3:E3

    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?

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  20. 12 Monkeys Season 2 Episode 11 - Resurrection
    7.7/10(15 votes)

    #19 - Resurrection

    S2:E11

    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.

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  21. 12 Monkeys Season 4 Episode 2 - Ouroboros
    7.7/10(16 votes)

    #20 - Ouroboros

    S4:E2

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

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  22. 12 Monkeys Season 1 Episode 13 - Arms of Mine
    7.8/10(25 votes)

    #21 - Arms of Mine

    S1:E13

    Cole and Railly attempt a final confrontation with their closest enemies, while Jones faces a new threat to all that she's accomplished.

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  23. 12 Monkeys Season 2 Episode 3 - One Hundred Years
    7.8/10(21 votes)

    #22 - One Hundred Years

    S2:E3

    Despite the growing tension between them, Cole and Cassie time travel to New York during World War II to track down a dangerous member of the Twelve.

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  24. 12 Monkeys Season 2 Episode 5 - Bodies of Water
    7.8/10(20 votes)

    #23 - Bodies of Water

    S2:E5

    In the present, Cassie and Jennifer Goines run from the 12 Monkeys; in 2044, Cole and Ramse face off against Deacon.

    Director:Mairzee Almas
    Writer:Unknown

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  25. 12 Monkeys Season 2 Episode 6 - Immortal
    7.8/10(16 votes)

    #24 - Immortal

    S2:E6

    Cole and Ramse travel to 1970s New York City to prevent the Twelve from murdering a Vietnam veteran with a connection to the Witness.

    Director:David Greene
    Writer:Ian Sobel

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  26. 12 Monkeys Season 3 Episode 6 - Nature
    7.8/10(14 votes)

    #25 - Nature

    S3:E6

    In 1953, Cole and Railly reunite with Agent Gale at the birth of the Army of the 12 Monkeys.

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Worst Episodes Summary

"Cassandra Complex" is the worst rated episode of "12 Monkeys". It scored 7.1/10 based on 31 votes. Directed by Michael Waxman and written by Rebecca Kirsch, it aired on 1/30/2015. This episode scored 0.1 points lower than the second lowest rated, "Atari".