Orphan Black - Season 3 - Eps 4: Newer Elements of Our Defense
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.
About Orphan Black
Title: Orphan Black
First Air Date: 2013-03-30
Last Air Date: 2017-08-12
Status: Ended
Rating: 7.811/10 (from 1362 votes)
Language: EN
Seasons: 6
Total Episodes: 50
Network: Space BBC America
Genres: Drama, Sci-Fi & Fantasy
Production Companies: Bell Media, Temple Street Productions, BBC America
Synopsis
A streetwise hustler is pulled into a compelling conspiracy after witnessing the suicide of a girl who looks just like her.
Cast
Tatiana Maslany
Sarah / Cosima / Alison / Helena / Rachel
Jordan Gavaris
Felix 'Fee' Dawkins
Josh Vokey
Scott Smith
Maria Doyle Kennedy
Siobhan 'Mrs. S' Sadler
Ari Millen
Mark / Rudy / Miller / Ira
Kevin Hanchard
Detective Arthur 'Art' Bell
Kristian Bruun
Donald 'Donnie' Hendrix