Helsinki. Spoken in hushed tones, the word means almost certain death for the clones of Project Leda. Learn the dark secrets of this codename in this special event miniseries by co-creators John Fawcett and Graeme Manson.

One. Of a kind. Sarah’s life was changed dramatically after witnessing the suicide of a woman who looked just like her. Sarah learned that, not only were she and the woman clones, but there were others just like them, and dangerous factions at work set on capturing them all. Now, the mysterious world of Orphan Black widens, with new layers of the conspiracy being peeled back in this miniseries by co-creators John Fawcett and Graeme Manson!