TV Episodes The Best Episodes of Orphan Black  

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154 votes 15 voters 50 items

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.

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
Endless Forms Most Beautiful is listed (or ranked) 16 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.

17
3 1
Unconscious Selection is listed (or ranked) 17 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.

18
3 1
Knowledge of Causes, and Secre... is listed (or ranked) 18 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.

19
3 1
The Mitigation of Competition is listed (or ranked) 19 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.

20
2 0
Entangled Bank is listed (or ranked) 20 on the list The Best Episodes of Orphan Black
Season 1 Episode 8: 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.

21
2 0
Human Raw Material is listed (or ranked) 21 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.

22
2 0
Conditions of Existence is listed (or ranked) 22 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.

23
2 0
Effects of External Conditions is listed (or ranked) 23 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.

24
2 0
Newer Elements of Our Defense is listed (or ranked) 24 on the list The Best Episodes of Orphan Black
Season 3 Episode 4: 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.

25
2 0
Formalized, Complex, and Costl... is listed (or ranked) 25 on the list The Best Episodes of Orphan Black
Season 3 Episode 3: 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.

26
2 0
The Antisocialism of Sex is listed (or ranked) 26 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.

27
2 0
Variation Under Nature is listed (or ranked) 27 on the list The Best Episodes of Orphan Black
Season 1 Episode 3: 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.

28
2 0
Nature Under Constraint and Ve... is listed (or ranked) 28 on the list The Best Episodes of Orphan Black
Season 2 Episode 1: In the season premiere, 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.

29
2 0
Variable and Full of Perturbat... is listed (or ranked) 29 on the list The Best Episodes of Orphan Black
Season 2 Episode 8: 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.

30
2 0
One Fettered Slave is listed (or ranked) 30 on the list The Best Episodes of Orphan Black
Season 5 Episode 9: Sarah is still reeling from the loss of Mrs. S when another blow lands - Helena has been kidnapped! Clone Club bands together in a race against time, determined to find Helena before an unmasked, and unhinged John Mathieson lays hands on her babies.

31
2 0
Governed As It Were By Chance is listed (or ranked) 31 on the list The Best Episodes of Orphan Black
Season 2 Episode 4: Sarah comes home to look for answers. With Cosima's help, she digs into the origins of the clone experiment. The hunt takes her right into the belly of the beast, but getting out again could cost her more than she knows.

32
2 0
The Stigmata of Progress is listed (or ranked) 32 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.

33
2 1
From Instinct to Rational Cont... is listed (or ranked) 33 on the list The Best Episodes of Orphan Black
Season 4 Episode 4: Sarah realizes her goals have aligned with her once enemy and forms a precarious alliance. Meanwhile, on her end, Alison dispatches Felix and Donnie to infiltrate a Neolution fertility clinic that Beth investigated. Back at the lab, Cosima and Scott receive a revolting delivery from Alison. As Rachel grows closer to Charlotte, Susan Duncan leaves a devastating decision in her hands.

34
2 1
Transgressive Border Crossing is listed (or ranked) 34 on the list The Best Episodes of Orphan Black
Season 4 Episode 2: After evading a Neolution attack in Iceland, Sarah returns home to track down an elusive new ally. As Cosima struggles with Delphine's disappearance, Alison and Donnie host a pregnant and ever-hungry Helena. Meanwhile Felix, feeling like an outsider, embarks on his own journey of self-discovery.

35
2 1
Gag or Throttle is listed (or ranked) 35 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.

36
2 1
To Hound Nature in Her Wanderi... is listed (or ranked) 36 on the list The Best Episodes of Orphan Black
Season 2 Episode 6: 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.

37
1 0
Ease for Idle Millionaires is listed (or ranked) 37 on the list The Best Episodes of Orphan Black
Season 5 Episode 5: While Sarah and Kira spend time at home bonding, Cosima unlocks the island's biggest secret, discovering a link between the village's so-called creature and the science around Kira.

38
1 0
Manacled Slim Wrists is listed (or ranked) 38 on the list The Best Episodes of Orphan Black
Season 5 Episode 6: Cosima is forced into an alliance with Susan Duncan when an old enemy returns to the Island. Meanwhile, on the mainland, Krystal stumbles onto a vital clue to the Neolution endgame.

39
1 0
Natural Selection is listed (or ranked) 39 on the list The Best Episodes of Orphan Black
Season 1 Episode 1: Sarah, a streetwise hustler on the run, 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, after taking on the new identity, Sarah quickly finds herself caught in the middle of a deadly conspiracy and must race to find answers.

40
1 0
Parts Developed in an Unusual ... is listed (or ranked) 40 on the list The Best Episodes of Orphan Black
Season 1 Episode 7: With Paul missing, Sarah must confront the conspiracy head on; but the trust between them weakens when Paul learns the truth. Meanwhile, Cosima grows closer to Delphine and the intriguing Dr. Leekie.

41
1 0
Beneath Her Heart is listed (or ranked) 41 on the list The Best Episodes of Orphan Black
Season 5 Episode 3: As Clone Club reels from the loss of one of their own, Sarah gnaws at the shackles Rachel has firmly placed around her family. Alison struggles to find her place in the sisterhood.

42
1 0
Clutch of Greed is listed (or ranked) 42 on the list The Best Episodes of Orphan Black
Season 5 Episode 2: Dragged home from the Island by Neolution, Sarah refuses to follow Rachel's new regime. Sarah sets a plan in motion to get her and her daughter out of Neolution's reach for good.

43
1 0
The Few Who Dare is listed (or ranked) 43 on the list The Best Episodes of Orphan Black
Season 5 Episode 1: Desperate to get off the island and reunite with her family, a wounded Sarah journeys into the island's interior, only to discover a mysterious village - the beating heart of the Neolution agenda.

44
1 0
Instinct is listed (or ranked) 44 on the list The Best Episodes of Orphan Black
Season 1 Episode 2: 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.

45
1 0
Mingling Its Own Nature With I... is listed (or ranked) 45 on the list The Best Episodes of Orphan Black
Season 2 Episode 3: After hitting the road with Felix, Sarah is forced to turn to a ghost from her past - an old flame named, Cal Morison. When their brief respite is brutally shattered, Sarah realizes that no matter how far she runs, it will never be far enough.

46
1 0
Scarred by Many Past Frustrati... is listed (or ranked) 46 on the list The Best Episodes of Orphan Black
Season 3 Episode 5: Helena and her sestra are reunited at the Castor camp when Sarah is captured. As Sarah suffers testing, Paul appears to chide her; but his allegiances are beginning to strain. While the Leda family worries about Sarah's absence, Gracie 'breaks Amish' under the care of Mrs. S and an unwilling Felix. Cosima falls hard for an internet date, Shay.

47
1 0
Transitory Sacrifices of Crisi... is listed (or ranked) 47 on the list The Best Episodes of Orphan Black
Season 3 Episode 2: Castor pursues the Leda clones for original tissue samples and Helena is examined by a mysterious new villain. The Castor boys are also out to play, toying with a frightened young woman, which ultimately sets Sarah - and Art - hot on the Castor trail.

48
1 0
The Weight of This Combination is listed (or ranked) 48 on the list The Best Episodes of Orphan Black
Season 3 Episode 1: Sarah pursues the missing Helena who is held in a faraway compound. Meanwhile, Cosima appears to be rebounding from her illness, while Alison and Donnie face newfound financial woes. But when the menace of Castor rears its head once more, Sarah and her entire family must come together to survive.

49
1 0
Ipsa Scientia Potestas Est is listed (or ranked) 49 on the list The Best Episodes of Orphan Black
Season 2 Episode 5: 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.

50
1 0
Let the Children & the Childbe... is listed (or ranked) 50 on the list The Best Episodes of Orphan Black
Season 5 Episode 4: Sarah and Siobhan follow a lead on a Neolution defector, hoping for enough leverage to free Kira from Dyad's clutches. Also, Cosima investigates rumors about a creature in the woods.