He made his film debut in Peter Weir’s 1985 thriller Witness, and subsequently appeared in many notable films of the 1990s, including The Indian Runner (1991), Carlito’s Way (1993), Crimson Tide (1995), The Portrait of a Lady (1996), G.I. Jane (1997), A Perfect Murder (1998), and A Walk on the Moon (1999). in 2005, Mortensen won critical acclaim for David Cronenberg’s crime thriller A History of Violence. Mortensen is politically active. Mortensen has one son from his previous marriage to musician Exene Cervenka. Mortensen’s 1987 performance in Bent at the Coast Playhouse, Los Angeles, won him a Dramalogue Critics’ Award. in 2004, Mortensen starred as Frank Hopkins in Hidalgo, the story of an ex-army courier who travels to Arabia to compete with his horse, Hidalgo, in a dangerous desert race for a contest prize.