People.com has grabbed the exclusive first trailer for the original series Orphan Black, which is set to premiere in BBC AMERICA’s Supernatural Saturday block on March 30 alongside Doctor Who and The Nerdist. In the series, Tatiana Maslany (The Vow) plays Sarah, an orphan who witnesses the suicide of a woman who looks just like her. When Sarah takes over the deceased’s life, she makes the disturbing discovery that they are both clones.
What do you think of the trailer? Tell us below: