Acting

2014		NCIS: New Orleans (1 episode) as Tom Hamilton
2014		Enlisted (1 episode) as Dan

2004

(1 episode) as Brother Cavil (14 episodes) as John Cavil

2002

(3 episodes) as Senator Edward Sheffield

2001

(1 episode) as Colonel Grat

1998

(14 episodes) as Self - Host

1997		The Tony Danza Show (5 episodes) as Frank DiMeo
1997		Stargate SG-1 (1 episode) as Doctor Kieran

1995		MADtv (1 episode) as Self
1995		JAG (11 episodes) as SecNav Edward Sheffield
1995		The Drew Carey Show (1 episode) as Hal
1995		Nowhere Man (1 episode) as Gus Shepard
1995		The Langoliers (2 episodes) as Bob Jenkins

1994		The Man from Snowy River (2 episodes) as Professor Julius Waugh
1994		Chicago Hope (1 episode) as Robert St. Clair
1994		Burke's Law (1 episode) as John Delaney

1993

(1 episode) as Preston Carpenter

1991

(1 episode) as Robert Allardyce

1990

(9 episodes) as Duke Nukem (voice)

1989

(97 episodes) as Admiral Albert 'Al' Calavicci

1985

(1 episode) as Martin Decker

1984		Murder, She Wrote (1 episode) as Elliot Easterbrook
1984		Hunter (1 episode) as Brother Hobarts
1984		Miami Vice (1 episode) as Jack Gretsky
1984		Jeopardy! (1 episode) as Self - Contestant
1984		Hammer House of Mystery and Suspense (1 episode) as Greg Denver

1983

(1 episode) as Officer Collins

1981

(1 episode) as Dr. Griss

1979

(1 episode) as James Francis

1975		Ellery Queen (1 episode) as Cliff Waddell
1975		Three for the Road (1 episode) as Ethan Crawford
1975		Les Rendez-vous du dimanche (1 episode) as Self

1973		Orson Welles' Great Mysteries (1 episode) as Jerry
1973		Police Story (1 episode) as Bennett (1 episode) as Callan (1 episode) as Detective Giacino (1 episode) as Ott

1972

(1 episode) as Charlie Blake (1 episode) as Paul Thomas / Paul Cullen

1971		Columbo (1 episode) as Eric Wagner (1 episode) as Lloyd Harrington
1971		Cannon (1 episode) as Tom Longman

1970		Night Gallery (1 episode) as Charlie Evans
1970		McCloud (1 episode) as Pete Lancaster

1967		Mannix (1 episode) as Chris Townsend
1967		The Danny Thomas Hour (1 episode) as Bruno

1966

(1 episode) as Gunnar Malstrom

1965		Thirty-Minute Theatre (1 episode) as The Man
1965		The F.B.I. (1 episode) as Darryl Ryder (1 episode) as Michael Vincent Riley

1963		Kraft Suspense Theatre (1 episode) as Martin Rosetti
1963		Burke's Law (1 episode) as Jay Boy Calhoun
1963		The Greatest Show on Earth (1 episode) as Harley Brydell

1962		Combat! (1 episode) as Rob Lawson
1962		The Alfred Hitchcock Hour (1 episode) as David H. Kelsey / William Newmaster

1961		Bus Stop (1 episode) as Buzz Shelby
1961		Dr. Kildare (6 episodes) as Dr. Rudy Devereux
1961		The Defenders (1 episode) as Arnold Foster

1960

(1 episode) as Billy Joe Minden

1959		The Twilight Zone (1 episode) as Lieutenant Katell / Lieutenant Yamuri
1959		The DuPont Show with June Allyson (1 episode) as Johnny Perry
1959		Bonanza (1 episode) as Matthew Rush
1959		Johnny Staccato (1 episode) as Dave - the Slasher

1957

(1 episode) as Will Santee (1 episode) as Rodney Lawrence (1 episode) as Juan Ortega (1 episode) as Jimmy Drew

1955		Matinee Theater (1 episode) as Carl Mittelbach (3 episodes)
1955		Alfred Hitchcock Presents (1 episode) as Billy Weaver

1954

(1 episode) as Les Marshall

1953

(1 episode) as Clete Weber (1 episode) as Private First Class John Townsend

1951		Hallmark Hall of Fame (1 episode) as Davis Tucker
1951		Schlitz Playhouse of Stars (1 episode)