Played the role of Father Mulcahy, the camp's spiritual advisor, on the 1970s television series, M*A*S*H. He also had a recurring role on Gomer Pyle, U.S.M.C..
He was in some Broadway and Off Broadway productions, before deciding to move to Los Angeles and pursue more acting.
Although his role was first conceived as infrequent, his strong performance convinced the producers of M*A*S*H to give him a regular spot.
He had two sons with his wife, Barbara, whom he met on a blind date.
He attended New Trier High School, the same one as his contemporary, Rock Hudson.