Terry O'Quinn

Terrance Quinn, known professionally as Terry O'Quinn, is an American actor. He won a Primetime Emmy Award for his performance as John Locke on the TV series Lost (2004–2010). In film, he also played the title role in The Stepfather (1987) and Howard Hughes in The Rocketeer (1991) with roles in other films such as Heaven's Gate (1980), Silver Bullet (1985), Young Guns (1988), Blind Fury (1989), Tombstone (1993) and Primal Fear (1996).