Cosima Niehaus played by Tatiana Maslany - Orphan Black Season 2
Tatiana Maslany on Starring in the Hot New Show 'Orphan Black' | TeenVogue.com
Arianna "Ari" (Tatiana Maslany), 23 years old. Has grown up in London with her British mother and has now decided to track down her Russian father. After a run-in with the Pokers she gets a target on her back.
Tatiana Maslany by Gage Skidmore 2.jpg
Tatiana Maslany | 18 Breakout Stars Of 2013, According To The Internet