Entertainment The Best Episodes of Orphan Black  

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There are so many good episodes of Orphan Black, but which ones really stand out? Do you like "Certain Agony of the Battlefield" the best, or is "Guillotines Decide" your favorite episode of Orphan Black? To determine once and for all what the best episodes of Orphan Black are, let's rank every Orphan Black episode from best to worst.

A Canadian science fiction series, Orphan Black tackles the issues surrounding human cloning and individualism as the main protagonist Sarah Manning is one of several clones; she takes over the identity of a fellow clone. The thriller-drama premiered on May 13, 2013 in Canada (Space) and the United States (BBC America). For her portrayal of Sarah Manning in Orphan Black, Tatiana Maslany has received wide acclaim, including the Emmy Award for Outstanding Lead Actress in a Drama Series" in 2016.

Vote up your favorite episodes of Orphan Black, and downvote any bad episodes that you really didn't enjoy, despite how much you love the series as a whole. It can be painful to put one Orphan Black episode over the other when there are so many good ones, which is why you can vote on however many episodes you like.

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list ordered by

1
7 0
Certain Agony of the Battlefie... is listed (or ranked) 1 on the list The Best Episodes of Orphan Black
Season 3 Episode 6: Paul digs and finds the ugly truth behind the Castor Boys' logbooks of names, pushing him into action. Meanwhile, Felix is desperate for info on Sarah's whereabouts, and presses the still-ailing Rachel for any shred of a lead. In order for Donnie and Alison to take their money-making endeavor to the "next level" she must introduce Jason Kellerman to her unique business plan.

2
7 0
The Scandal of Altruism is listed (or ranked) 2 on the list The Best Episodes of Orphan Black
Season 4 Episode 6: When Cosima admits doubts about finding a cure in time to save her life, Sarah makes a lone decision that exposes Kendall to those she's spent years hiding from. Meanwhile, Art and Felix team up to protect naïve clone, Krystal Godderitch, from herself.

3
6 0
By Means Which Have Never Yet ... is listed (or ranked) 3 on the list The Best Episodes of Orphan Black
Season 2 Episode 10: The war with Dyad is all but lost when Rachel's latest ploy forces a broken Sarah to concede. The Clone Club springs into action, uniting in a reckless gambit to save Sarah. As they fight to gain their freedom, Sarah encounters a new ally and uncovers a terrifying new dimension to the conspiracy.

4
7 1
To Right the Wrongs of Many is listed (or ranked) 4 on the list The Best Episodes of Orphan Black
Season 5 Episode 10: Now in labor, Helena is forced to hunker down in the basement of Old Dyad for the delivery. It's a cage match for survival as Sarah and Art struggle to protect her in a desperate last stand against Neolution.

5
5 0
From Dancing Mice to Psychopat... is listed (or ranked) 5 on the list The Best Episodes of Orphan Black
Season 4 Episode 10: When communication with Cosima is cut off and Neolution appears to be within striking distance, Sarah's alliance with Rachel goes out the window. Sarah lures a high-level Neolutionist into a trap, and sets out to bring down Neolution once and for all.

6
5 0
Community of Dreadful Fear and... is listed (or ranked) 6 on the list The Best Episodes of Orphan Black
Season 3 Episode 7: Alison must secure a store front in order to take her and Donnie's business to the "next level". But things don't go according to plan when her mother, Connie, proves to be a major hindrance. Cosima is facing familiar health issues and calls upon Alison for a favor. An unassuming Scott gets closer to the greatest discovery of all, when he sits down with beleaguered clone Rachel.

7
7 2
Guillotines Decide is listed (or ranked) 7 on the list The Best Episodes of Orphan Black
Season 5 Episode 8: With Kira safely out of Dyad, Mrs. S orders the sisters to take a night off from their sleuthing to celebrate Felix's art opening. A desperate Rachel reunites with an old ally.

8
5 1
History Yet to Be Written is listed (or ranked) 8 on the list The Best Episodes of Orphan Black
Season 3 Episode 10: As Clone Club races towards the truth, Castor and Topside force Sarah to make uneasy alliances. But there is some rest for the wicked, when Donnie gives Helena an unexpected 'gift', and the results of Alison's candidacy finally come in. Even as team Leda takes a moment to breathe, change is afoot and a life hangs in the balance.

9
4 0
The Collapse of Nature is listed (or ranked) 9 on the list The Best Episodes of Orphan Black
Season 4 Episode 1: After two months of respite, Sarah's hard-won refuge in Iceland is shattered by a Neolution attack. Once again forced to flee, she realizes no matter how far her family runs it will never be far enough.

10
4 1
Ruthless in Purpose, and Insid... is listed (or ranked) 10 on the list The Best Episodes of Orphan Black
Season 3 Episode 8: When Rachel makes a promise to Sarah, it comes with a hefty price. Meanwhile, Helena and Gracie work with the Hendrixes, and Donnie takes Kellerman to task. Over at Castor, Coady and Benchman scheme to track down the Castor Original, and Rudy descends on DYAD for a much needed asset.

11
4 1
The Redesign of Natural Object... is listed (or ranked) 11 on the list The Best Episodes of Orphan Black
Season 4 Episode 8: As Alison is terrified by Neolution threats made against Donnie, Sarah and Mrs. S question her loyalty to her sestras. While Sarah is distracted, Siobhan sneaks out to seek vengeance. Meanwhile, Cosima and Susan Duncan work together in a final attempt to discover a cure.

12
4 1
Governed by Sound Reason and T... is listed (or ranked) 12 on the list The Best Episodes of Orphan Black
Season 2 Episode 2: 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.

13
4 1
Variations Under Domestication is listed (or ranked) 13 on the list The Best Episodes of Orphan Black
Season 1 Episode 6: 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.

14
3 0
Insolvent Phantom of Tomorrow is listed (or ranked) 14 on the list The Best Episodes of Orphan Black
Season 3 Episode 9: Sarah, Felix and Mrs. S take a trip with the hopes of tracking down the Castor Original. But they are not alone. Back home, Donnie tries to save the family business when Pouchy defects, but it is Helena who manages to secure a "full refund". Meanwhile, Cosima becomes suspicious of Shay, and Delphine takes the matter into her own hands.

15
4 2
Things Which Have Never Yet Be... is listed (or ranked) 15 on the list The Best Episodes of Orphan Black
Season 2 Episode 9: Cosima takes a turn for the worse, forcing Sarah to take desperate action - with tragic consequences for those she loves. The Proletheans set their ultimate plan in motion. Alison and Donnie tangle with the law.

16
3 1
Unconscious Selection is listed (or ranked) 16 on the list The Best Episodes of Orphan Black
Season 1 Episode 9: 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.

17
3 1
The Mitigation of Competition is listed (or ranked) 17 on the list The Best Episodes of Orphan Black
Season 4 Episode 9: With Susan Duncan deposed, Sarah finds herself under the heel of a new HBIC. Cosima and Susan butt heads on the ethical implications of human experiments. Meanwhile, when the Hendrixes legal counsel, Adele, further investigates Donnie's case, she begins to suspect Felix is keeping deep secrets. Helena's arrival forces Felix to make a difficult decision.

18
3 1
Endless Forms Most Beautiful is listed (or ranked) 18 on the list The Best Episodes of Orphan Black
Season 1 Episode 10: Sarah's last chance to bring her nemesis back to sanity slips away as Art intervenes to get answers of his own. Meanwhile, the Orphans must decide whether to make peace with their creators, as Sarah is forced into a deadly confrontation with their enemy.

19
3 1
Knowledge of Causes, and Secre... is listed (or ranked) 19 on the list The Best Episodes of Orphan Black
Season 2 Episode 7: 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.

20
3 1
Gag or Throttle is listed (or ranked) 20 on the list The Best Episodes of Orphan Black
Season 5 Episode 7: As Westmoreland demands a more aggressive approach with Kira, and Sarah fights to save her daughter, Rachel discovers a dark secret that makes her question her place within Neolution.

21
2 0
Conditions of Existence is listed (or ranked) 21 on the list The Best Episodes of Orphan Black
Season 1 Episode 5: When evidence suggests the Orphans are part of an ongoing experiment, Sarah suspects Paul, but her probing inadvertently triggers Paul's own investigation.

22
2 0
The Stigmata of Progress is listed (or ranked) 22 on the list The Best Episodes of Orphan Black
Season 4 Episode 3: As Sarah reels from the shocking discovery of Neolution's biotech, she's desperate to find answers. Eager to assist, Mrs. S strikes an alliance with an old nemesis. Rachel receives a visit from her keeper and takes a fraught step forward towards recovery. Meanwhile, Helena is mistaken for "Mrs. Hendrix" when she answers a visit from suspicious visitors.

23
2 0
Human Raw Material is listed (or ranked) 23 on the list The Best Episodes of Orphan Black
Season 4 Episode 5: Sarah's day off to reconnect with Kira quickly turns into a sleuthing mission aimed squarely at discrediting Felix's new ties. Cosima steps up with Donnie to further investigate the Neolutionist fertility research center. While Donnie bumps into an all too familiar face, Cosima makes a shocking discovery that leads her into a dangerous encounter.

24
2 0
Effects of External Conditions is listed (or ranked) 24 on the list The Best Episodes of Orphan Black
Season 1 Episode 4: 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.

25
2 0
The Antisocialism of Sex is listed (or ranked) 25 on the list The Best Episodes of Orphan Black
Season 4 Episode 7: 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.