Attended Northeastern State College, Tahlequah, Oklahoma (now Northeastern State University) in the late 1940s.
Clu and his wife, Miriam Byrd-Nethery, had two sons - John Gulager, born in 1958 and Tom Gulager, born in 1965.
Father, John Gulager, was a Broadway actor-vaudevillian who worked with George M. Cohan.
Got nickname from his father for the clu-clu birds who were nesting at the Gulager home at the time Clu was born.
He grew up an only child on his alcoholic uncle's farm near Tahlequah, Oklahoma. Clu (the nickname means "Red Bird") is part Cherokee and is Will Rogers' cousin.
He was in the Marines, stationed at Camp Pendleton from 1946 to 1948.
Mentor and longtime friend of Patrick Thomas.
Revitalized his career in the 1980s in scores of horror flicks that took advantage of his ever-growing, wild-eyed eccentricities.
Signed with Universal in the 1960s as a contract player.
Started out in experimental theatre in Paris under the guidance of actor Jean-Louis Barrault.