Jaime Murray (born 21 July 1976) is an English actress, known for playing Stacie Monroe in the BBC series Hustle and Lila West in the Showtime series Dexter. She is also known for her recurring roles as Gaia in Starz' Spartacus: Gods of the Arena, as Olivia Charles in The CW's Ringer and as Helena G. Wells in Warehouse 13. Murray stars as Stahma Tarr in the Syfy series Defiance.