Michelle Forbes is joining the cast of Orphan Black.

The actress, best known for recent role on The Killing and Chicago Fire, will join the Tatiana Maslany-anchored drama as Marian Bowles, producers announced today at the Television Critics Association press tour.

The character works at the Dyad Institute and will be keeping a close eye on Sarah and Rachel.

Orphan Black Season 2 kicks off on April 19 and will also feature Michiel Huisman (Nashville), Peter Outerbridge (Nikita) and Ari Millen (Rookie Blue, Nikita) in new roles.

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