Best known for his role as Dr. George O'Malley on ABC's hit medical drama Grey's Anatomy, T.R. Knight began his acting career on the stage in his hometown of Minneapolis, MN. In the early 2000s, he began appearing in a handful of guest spots on programs ranging from Frasier to Law & Order: Criminal Intent before landing one of the leads on the aforementioned Grey's Anatomy in 2005. Knight left the show af the end of the fifth season, choosing to return to the stage in the 2010 Broadway revival of David Mamet's A Life in the Theatre opposite Patrick Stewart. Knight remained focused on stage work after though, though he did have a recurring role on CBS's legal drama The Good Wife in 2013.