Orphan Black · SEASON 1

Effects of External Conditions

Episode 4 · 2013-04-20

★ 7.2
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Season 1Episode 4★ 7.2/10
  • Drama
  • Sci-Fi & Fantasy

Episode overview

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.

44 minutes

Season 1 episodes

1. Natural Selection2013-03-30 2. Instinct2013-04-06 3. Variation Under Nature2013-04-13 4. Effects of External Conditions2013-04-20 5. Conditions of Existence2013-04-27 6. Variations Under Domestication2013-05-04 7. Parts Developed in an Unusual Manner2013-05-11 8. Entangled Bank2013-05-18 9. Unconscious Selection2013-05-25 10. Endless Forms Most Beautiful2013-06-01