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The Worst Episodes of Orphan Black

Every episode of Orphan Black ranked from worst to best. Explore the Worst Episodes of Orphan Black!

The Worst Episodes of Orphan Black

A streetwise hustler is pulled into a compelling conspiracy after witnessing the suicide of a girl who looks just like her.

Seasons5

  1. Background image for Variable and Full of Perturbation
    6.9/10(21 votes)

    #1 - Variable and Full of Perturbation

    S2:E8

    A new player in the clone conspiracy turns up at Felix’s door, sending him into crisis mode. With Cosima running out of options, Sarah struggles with the decision to surrender a crucial piece of leverage and make a deal with Dyad.

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    Director:John Fawcett
  2. Background image for Ipsa Scientia Potestas Est
    7.0/10(21 votes)

    #2 - Ipsa Scientia Potestas Est

    S2:E5

    Rachel goes on the warpath, lashing out at Sarah's nearest and dearest. While she tries to keep her loved ones safe, an unexpected visitor threatens to derail Sarah's plans.

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    Director:Helen Shaver
  3. Background image for Effects of External Conditions
    7.2/10(28 votes)

    #3 - Effects of External Conditions

    S1:E4

    Sarah realizes that the Orphans’ survival is going to take more than police work. But tracking the killer threatens Sarah’s long awaited reunion with her daughter, Kira. As Sarah gets closer to the killer, the killer gets closer to the truth – the ensuing showdown threatens to expose her ruse as a cop.

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    Director:Grant Harvey
  4. Background image for Governed by Sound Reason and True Religion
    7.2/10(24 votes)

    #4 - Governed by Sound Reason and True Religion

    S2:E2

    While Alison struggles with Aynsley's death and Cosima grapples with the worsening symptoms of her mysterious sickness, Sarah enlists Art’s help to find Kira and is shocked when she learns where the trail leads.

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  5. Background image for Mingling Its Own Nature with It
    7.2/10(23 votes)

    #5 - Mingling Its Own Nature with It

    S2:E3

    After hitting the road with Felix, Sarah is forced to turn to a ghost from her past - an old flame named Cal Morrison. When their brief respite is brutally shattered, Sarah realizes that no matter how far she runs, it will never be far enough.

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    Director:T.J. Scott
  6. Background image for Natural Selection
    7.3/10(42 votes)

    #6 - Natural Selection

    S1:E1

    Sarah, a streetwise hustler on the run from a lifetime of bad decisions, witnesses the suicide of a stranger who looks just like her. Sarah assumes her identity, hoping that cleaning out the dead woman’s bank account will solve all of her problems. Instead, the street smart chameleon is thrust headlong into a kaleidoscopic mystery. After taking on the new identity, Sarah quickly finds herself caught in the middle of a deadly conspiracy and must race to find answers.

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  8. Background image for Parts Developed in an Unusual Manner
    7.3/10(26 votes)

    #7 - Parts Developed in an Unusual Manner

    S1:E7

    With Paul missing, Sarah is forced to confront the conspiracy head on. But when Paul learns Sarah has kept essential information from him, the fragile trust between them threatens to shatter. Meanwhile, Cosima grows closer to Delphine and the dangerously fascinating Dr. Leekie.

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  9. Background image for Nature Under Constraint and Vexed
    7.3/10(26 votes)

    #8 - Nature Under Constraint and Vexed

    S2:E1

    Sarah is out of options, on the run, and pursued by deadly adversaries. Desperate to find her daughter Kira, Sarah suspects ruthless pro-clone Rachel is behind her daughter’s disappearance and sparks an all out war against her. Alison and Donnie attend the funeral of her fallen friend, Aynsley, causing Alison to sink into guilt and despair. Cosima is faced with a perplexing decision that may have dire consequences.

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  10. Background image for To Hound Nature in Her Wanderings
    7.3/10(20 votes)

    #9 - To Hound Nature in Her Wanderings

    S2:E6

    Sarah joins forces with an unlikely and untrustworthy ally, following a trail of clues that she hopes will lead her to the origins of the clone experiment. Cosima and Delphine make a discovery that could prove to be the key to treating her illness. Alison finds herself in unsavory company at rehab.

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  11. Background image for Things Which Have Never Yet Been Done
    7.3/10(21 votes)

    #10 - Things Which Have Never Yet Been Done

    S2:E9

    Cosima takes a turn for the worse, forcing Sarah to take desperate action which results in tragic consequences for those she loves. The Proletheans set their ultimate plan in motion, while Alison and Donnie tangle with the law.

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    Director:T.J. Scott
  12. Background image for Variation Under Nature
    7.4/10(28 votes)

    #11 - Variation Under Nature

    S1:E3

    Rocked by the revelation that she and her fellow "Orphans" are clones, Sarah just wants to get her hands on the money and skip town. But Sarah’s fake detective ruse stretches thin when the cops find the body she buried and assign “Beth” to the case. As Sarah closes in on the killer, the hunter becomes the hunted.

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  13. Background image for Conditions of Existence
    7.4/10(27 votes)

    #12 - Conditions of Existence

    S1:E5

    When terrifying evidence suggests the Orphans are part of a sinister ongoing experiment, Sarah’s suspicions turn to Paul, Beth’s boyfriend. But her probing inadvertently triggers Paul’s own investigation, bringing him dangerously close to the truth. Meanwhile, paranoid Alison piles on a whole new level of complication.

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    Director:T.J. Scott
  14. Background image for Entangled Bank
    7.4/10(28 votes)

    #13 - Entangled Bank

    S1:E8

    Sarah's actions pit the Orphans against each other as she tries to plan her next move. As Paul tries desperately to cover up Sarah’s existence, Alison takes vengeance on her suspected monitor, which could cost her everything she holds dear.

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    Director:Ken Girotti
  15. Background image for Instinct
    7.5/10(32 votes)

    #14 - Instinct

    S1:E2

    With a body in her car and nowhere to turn, Sarah is forced to continue her con and earn “Beth” a second chance on the force. But with a killer on her tail, her only hope of finding answers lies with another apparent ‘identical,’ Alison.

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  16. Background image for Governed As It Were by Chance
    7.5/10(23 votes)

    #15 - Governed As It Were by Chance

    S2:E4

    Sarah comes home looking for answers, and with the help of Cosima, they begin digging into the origins of the clone experiment. The hunt for answers takes her right into the belly of the beast, but getting out could cost her more than she knows.

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  17. Background image for Unconscious Selection
    7.6/10(25 votes)

    #16 - Unconscious Selection

    S1:E9

    After Kira’s life is threatened, Sarah is on the warpath, but Dr. Leekie makes her think twice about her plans for revenge. Meanwhile, Cosima faces the truth about Delphine, forcing her to choose sides. Now, it’s up to Sarah to decide the killer’s fate, but the truth about where Sarah came from changes everything.

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    Director:T.J. Scott
  18. Background image for Let the Children and Childbearers Toil
    7.6/10(1.0k votes)

    #17 - Let the Children and Childbearers Toil

    S5:E4

    Following up on intel from a mysterious source, Mrs. S heads on the road with Sarah to investigate a lead on a Neolution defector. Meanwhile, an unexpected reunion takes place on the island, while Cosima's research leads her to a discovery more terrible than she could have ever imagined. As more pieces slide into place, the puzzle only seems to become more complicated.

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  19. Background image for Knowledge of Causes, and Secret Motion of Things
    7.7/10(19 votes)

    #18 - Knowledge of Causes, and Secret Motion of Things

    S2:E7

    When a rehab confidante betrays Alison and threatens to expose the truth about Aynsley’s death, she goes into free fall on the eve of Family Day. With Donnie and the kids set to visit, it’s all clones on deck to contain the fallout.

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    Director:Ken Girotti
  20. Background image for Variations Under Domestication
    7.8/10(27 votes)

    #19 - Variations Under Domestication

    S1:E6

    Sarah’s hunt for answers is interrupted by a trip to the suburbs. Alison’s paranoia has boiled over, putting all the Orphans at risk. But when Sarah, Alison and Beth’s worlds dangerously collide, Sarah must decide who to trust with her secret.

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    Director:John Fawcett
  21. Background image for Transitory Sacrifices of Crisis
    7.8/10(1.4k votes)

    #20 - Transitory Sacrifices of Crisis

    S3:E2

    Castor pursues the Leda clones for original tissue samples. Helena, who is pregnant and imprisoned, is examined by a mysterious new villain. The Castor boys are also out to play, toying with a frightened young woman, Patty, in a sexy switcheroo that ultimately sets Sarah – and Art – hot on the Castor trail. But it’s not all fun and games for the Castor boys, as Sarah gleans they may have a mysterious defect that puts their lives in peril.

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  22. Background image for The Few Who Dare
    7.8/10(1.2k votes)

    #21 - The Few Who Dare

    S5:E1

    Sarah is deeply wounded and struggling to stay alive on the Island. Driven deep into its forest by Neolutionists and worse, she strives to make it far enough to rescue Cosima. Meanwhile, a recovering Cosima reunites with Delphine, but there's way more going on on this Island than Cosima imagined and Delphine can't give her all the answers she needs. What is clear is that Rachel is now firmly in charge as the right-hand of the 170-year-old founder of Neolution, P. T. Westmorland. Back home, Neolution puts the screws to Alison and Donnie in their hunt for Helena. The sestras couldn't be further apart when they need most to be together.

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  23. Background image for Formalized, Complex, and Costly
    7.9/10(1.3k votes)

    #22 - Formalized, Complex, and Costly

    S3:E3

    Leda and Castor are both on the hunt for original clone DNA. On-the-lam, Mark and Gracie pursue new leads to find the samples that might set them free, while Art and Sarah reunite to track them down. Meanwhile, Cosima and Scott try to learn more about Castor’s biology and Alison’s new money-making venture is going gangbusters. A shocking revelation about the Castor-Leda connection leaves the sisters reeling, just before Sarah witnesses a deadly Prolethean-Castor face-off.

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  24. Background image for Newer Elements of Our Defense
    7.9/10(1.3k votes)

    #23 - Newer Elements of Our Defense

    S3:E4

    Mark is taken down in a Prolethean shoot-out and Sarah must step in to help. But as Sarah gathers intel that puts her on the trail of the original Castor DNA, a familiar foe is not far behind. While Helena continues to toil in a faraway military compound, it is ultimately Sarah’s fate that will hang in the balance as she tries to save her sister. Meanwhile, Gracie is cast out from the Prolethean fold, and Alison and Donnie come face-to-face with unhappy drug lord, Jason Kellerman.

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  25. Background image for The Antisocialism of Sex
    7.9/10(1.2k votes)

    #24 - The Antisocialism of Sex

    S4:E7

    Sarah regresses to old habits while struggling to cope with the consequences of her decisions —reconnecting with Beth on a dark night of the soul. Back at the lab, Cosima, haunted by vicious memories and news of Delphine, attempts a dangerous Hail Mary to find a cure. At the Hendrixes, Alison is more determined than ever to create normalcy for her kids. As she forges ahead with a birthday party, Donnie is caught in the Neolution crosshairs.

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  26. Background image for Clutch of Greed
    7.9/10(1.1k votes)

    #25 - Clutch of Greed

    S5:E2

    Captured by Neolution Sarah receives a damning ultimatum from Rachel: come into the fold, or lose your family. Her decision causes a clash with Kira who begins exploring her own maturity. Meanwhile, Ferdinand struggles to get a handle on Rachel's new velvet glove mandate in pursuit of the clones. With Neolutionists and Ferdinand watching their every move, Felix brings an old ally into the mix to help his family get Kira to safety. On the Island, Cosima struggles to comprehend the reality of the Neolution myth made real.

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    Director:John Fawcett

Worst Episodes Summary

"Variable and Full of Perturbation" is the worst rated episode of "Orphan Black". It scored 6.9/10 based on 21 votes. Directed by John Fawcett and written by Karen Walton, it aired on 6/7/2014. This episode scored 0.1 points lower than the second lowest rated, "Ipsa Scientia Potestas Est".