Walter Stacy Keach, Jr. (born June 2, 1941) is an American actor and narrator. He is mostly known for his dramatic roles; however, he has done narration work for The Opie & Anthony Show on Sirius XM satellite radio, and in educational programming on PBS and the Discovery Channel, as well as some comedy (particularly his role in the Fox sitcom Titus as Ken, the hard-drinking, chain-smoking, womanizing father of comedian Christopher Titus and for Sergeant Stedenko in Up in Smoke) and musical roles.