Sarah pursues her search for Helena while Alison and Donnie struggle with their finances. Castor gets in touch with the Leda clones for original tissue samples.
Helena, who is pregnant and imprisoned, has to face a new enemy as she tries to survive. Sarah tries everything in her power to save Helena. A shocking revelation is made about the Castor and Leda clones.
|Producer(s):||David Fortier, Graeme Manson, Ivan Schneeberg, John Fawcett|
|Cast:||Tatiana Maslany, Dylan Bruce, Jordan Gavaris, Maria Doyle Kennedy, Kristian Bruun, Kevin Hanchard, Skyler Wexler, Josh Vokey, Ari Millen, Evelyne Brochu|