Jaime Murray (born 21 July 1976) is an English actress, best known for playing Stacie Monroe in the BBC television series Hustle (2004–2007; 2012) and Lila West in season two of the Showtime television series Dexter (2007). She is also known for her recurring roles as Gaia in Starz’ Spartacus: Gods of the Arena (2011), as Olivia Charles in The CW’s Ringer (2011–2012), and as Helena G. Wells in Warehouse 13. She is currently appearing as Stahma Tarr in the Syfy series Defiance.