Date of Birth: July 15th 1952
Emmy Award-winning American actor. He made his debut in a 1980 television movie called F.D.R.: The Last Year, since then O'Quinn has had minor supporting roles in films and tv movies such as All the Right Moves, Silver Bullet, Places in the Heart and Between Two Women. O'Quinn has had guest roles on tv shows such as Miami Vice, The Twilight Zone, Tales of the Unexpected and Remington Steele.
O'Quinn became famous for playing the title role in The Stepfather and The Stepfather II, and in 1996 O'Quinn was cast as Peter Watts in Millennium, which ran for three seasons (1996-1999). In recent years, O'Quinn has been portraying John Locke on the popular ABC TV series Lost, for which he won an Emmy Award in 2007 and had previously been nominated in 2005.