Acting

2024

as Self

2002

as Himself

1998		Mad About You 1 episode as Chaplain Olson
1998		Team Knight Rider 1 episode as Professor Roykirk
1998		Diagnosis: Murder 1 episode as Art Amador / Martin Beckman

1997

1 episode

1994

as Priest

1993

1 episode

1991

as Self / Father Mulcahy

1990

1 episode as Harvey Allen

1987

1985

1 episode as Burton Hollis

1984

1 episode as Hal Wiliston

1983		The Love Boat 1 episode as Elliot Weatherly
1983		AfterMASH 31 episodes as Father Mulcahy

1981

1 episode as Carl Mitchell

1980

as Barton

1976

2 episodes as Self

1975		Dinah! 1 episode as Self
1975		Hearts of the West as Bank Teller
1975		Good Times 1 episode as The Doctor

1974

1 episode as Male Scientist

1972

218 episodes as Father Mulcahy

1971		Nichols 4 episodes as Niles
1971		Alias Smith and Jones 1 episode

1969

2 episodes

1968		With Six You Get Eggroll as Zip (Cloud)
1968		The Shakiest Gun in the West as Hotel Manager (uncredited)
1968		The Private Navy of Sgt. O'Farrell as Pvt. Jake Schultz
1968		Gomer Pyle, U.S.M.C. 1 episode as Lester Hummel (uncredited)
1968		Hogan's Heroes 1 episode as Thomas

1967		Gomer Pyle, U.S.M.C. 1 episode as Pvt. Lester Hummel 5 episodes as Lester Hummel
1967		The Perils of Pauline as Doctor

1966		The Andy Griffith Show 1 episode as Dr. Thomas Peterson
1966		Hogan's Heroes 1 episode as Foster 1 episode as German Private
1966		The Fortune Cookie as Interne (as Bill Christopher)
1966		The Patty Duke Show 1 episode

1965		The Andy Griffith Show 1 episode as Mr. Heathcote
1965		Hogan's Heroes 1 episode as Lieutenant Donner
1965		Gomer Pyle, U.S.M.C. 3 episodes