Acting

2021

(1 episode) as Self

2014

(1 episode) as Teddy Chislington

2010

(1 episode) as Sardath (voice)

2008

(5 episodes) as The Keeper (voice)

2006

(1 episode)

2005		Criminal Minds (1 episode) as John Caulfield
2005		It's Always Sunny in Philadelphia (1 episode) as Father Cullen
2005		Doctor Who (1 episode) as Old Canton Delaware (1 episode) as Canton Delaware

2001		Justice League (1 episode) as Merlin (voice)
2001		Crossing Jordan (1 episode) as Clive Alpert

2000

(1 episode) as Town Elder

1998		Charmed (1 episode) as Merrill
1998		The Wild Thornberrys (1 episode) as Lead Jackal (voice)

1996

(1 episode) as Grave Digger

1995		JAG (1 episode) as Maj. Viktor Lushov
1995		Star Trek: Voyager (1 episode) as Qatai

1994		Gargoyles (1 episode) as Petros Xanatos (voice)
1994		Iron Man (2 episodes) as Dum Dum Dugan (voice)
1994		Babylon 5 (1 episode) as Warleader G'Sten (1 episode) as The Soul Hunter

1993		Diagnosis: Murder (1 episode) as Dr. Tom Arneberg
1993		Biker Mice from Mars (65 episodes) as Lawrence Limburger (voice)
1993		Frasier (1 episode) as Mr. Drake
1993		seaQuest DSV (8 episodes) as The Professor

1989

(1 episode) as Gooshie, the Miner

1987		Star Trek: The Next Generation (1 episode) as Dr. Ira Graves
1987		Max Headroom (14 episodes) as Blank Reg

1986

(1 episode)

1985		MacGyver (2 episodes) as Dr. Zito
1985		A.D. (1 episode) as Gracchus 1 episode, 1985

1980		Shōgun (5 episodes) as Specz
1980		Hammer House of Horror (1 episode) as Hospital Gardener

1979		Minder (1 episode) as John
1979		The Legend of King Arthur (1 episode) as Gorlois

1978		Out (1 episode) as Mr. Smith
1978		Enemy at the Door (1 episode) as Raymond Girard

1977

(1 episode) as Malenski

1975

(1 episode) as Det. Chief Insp. Morrison

1970

(1 episode) as Harry Cowper

Crew

2010

(1 episode) … In Memory Of