—

as self

2021		Jellystone! (1 episode) as Dick Dastardly / Dinky Dalton (voice)
2021		Ben 10: Ben 10,010 as Admiral Animo (voice)
2021		DOTA: Dragon's Blood (3 episodes) as Emperor Zal (voice)

2020

as Dr. Crane, AKA: Scarecrow (voice)

2018

as Reverse-Flash / Eobard Thawne (voice)

2017		All Hail King Julien: Exiled (1 episode) as Karl / Tentacle Father (voice) (2 episodes) as Karl (voice) (1 episode) as Karl / Fore-Vegetable (voice) (1 episode) as Karl / Thrax (voice) (1 episode) as Chimp / Rat (voice) (1 episode) as Father Tentacle (voice)
2017		Deep as Kraken (voice)

2016

as Constantine (voice)

2015

(1 episode) as Lake Spirit (voice)

2014

(1 episode) as Karl / Karl-Gram (voice) (1 episode) as Karl / Patrick (voice) (7 episodes) as Karl (voice)

2013		Wander Over Yonder (1 episode) as Wild Card (voice)
2013		Marvel's Avengers (1 episode) as Attuma (voice)

2012		Teenage Mutant Ninja Turtles (1 episode) as Wyrm (voice)
2012		Ben 10: Omniverse (1 episode) as Dr. Animo (voice)

2010		Young Justice (1 episode) as Mad Hatter (voice)
2010		Batman: Under the Red Hood as Freddie / Drug Dealer (voice)
2010		Scooby-Doo! Mystery Incorporated (1 episode) as Older Danny Darrow (voice)
2010		The A-Team as Howling Mad
2010		Ben 10: Ultimate Alien (1 episode) as Sheriff / Dr. Animo (voice) (2 episodes) as Dr. Animo / Teacher #2 (voice)

2007		Chowder (1 episode) as Man / Sun Tang Gai (voice) (1 episode) as Ninja / Pirate Ninja (voice) (93 episodes) as Mung Daal (voice)
2007		Ben 10: Secret of the Omnitrix as Dr. Animo

2006		Ultimate Avengers 2 as Odin (voice)
2006		Where My Dogs At? (1 episode)

2005		Ben 10 (1 episode) as Earl (voice) (3 episodes) as Dr. Animo (voice)
2005		Catscratch (1 episode)
2005		Bring Back... (1 episode) as Self - H.M. "Howling Mad" Murdock
2005		Avatar: The Last Airbender (1 episode) as Trainer / Additional Voices (voice)

2004		The Chronicles of Riddick: Dark Fury as Skiff A.I. (voice)
2004		Van Helsing: The London Assignment as Dr. Jekyll (voice)

2003		My Dad the Rock Star (2 episodes)
2003		Matriculated as Nonaka (voice)
2003		The Animatrix as Additional Voices ("The Second Renaissance Part I & II") / Monaka ("Matriculated")
2003		The Second Renaissance Part II as Additional Voices (voice)
2003		The Second Renaissance Part I as Additional Voices (voice)
2003		Kaena: The Prophecy as Ilpo (english voice)

2002

(2 episodes)

2001		The Wild Thornberrys: The Origin of Donnie as Badouk / Monkey / Poacher (voice)
2001		Final Fantasy: The Spirits Within as Scan Technician (voice) (uncredited)
2001		Invader ZIM (1 episode)
2001		Making Vampire Hunter D: Bloodlust as Self

2000		CatDog and the Great Parent Mystery as Eddie (voice)
2000		Vampire Hunter D: Bloodlust as Benge / Old Man of Barbarois
2000		Globehunters: An Around the World in 80 Days Adventure as Dr. Burke (voice)

1999		The Chimp Channel (13 episodes)
1999		Family Guy (1 episode) as Clerk (voice) (1 episode) as Randall Fargus (voice)

1998		Fantasy Island (1 episode) as Greasy
1998		The Wild Thornberrys (1 episode) as Baduk (voice) (1 episode) as Baduk / Poacher (voice) (1 episode) as Baduk / Monkey (voice) (1 episode) as Dr. Freed / Customer (voice) (1 episode) as Inspector Tabu (voice)
1998		The Lost World as Edward Malone
1998		CatDog (132 episodes) as Eddie the Squirrel (voice)

1997		Get to the Heart: The Barbara Mandrell Story as Irby Mandrell
1997		Stargate SG-1 (1 episode) as The Keeper

1996		Star Trek: First Contact as Lieutenant Barclay
1996		Hart to Hart: Till Death Do Us Hart as Peter Donner

1995		Nowhere Man (1 episode) as Harrison Barton
1995		The Outer Limits (1 episode) as Leviticus Mitchell
1995		Star Trek: Voyager (7 episodes) as Reginald Barclay

1994		Touched by an Angel (1 episode) as Dr. Adam Litowski
1994		Menendez: A Killing in Beverly Hills as Dr. Jerome Oziel
1994		Weird Science (1 episode)
1994		Babylon 5 (1 episode) as Amis

1993		Victim of Love: The Shannon Mohr Story as Dave Davis
1993		Diagnosis: Murder (1 episode) as Dr. Gavin Reed (1 episode) as Dr. Henry Wexler
1993		Lois & Clark: The New Adventures of Superman (1 episode)
1993		Walker, Texas Ranger (1 episode) as Lloyd Allen
1993		Boomtown as Wiley Tate
1993		The Temp as Roger Jasser

1991

(1 episode) as Gracko (voice)

1990		The Long Walk Home as Norman Thompson
1990		A Killer Among Us as Clifford Gillette

1989		Fat Man and Little Boy as J. Robert Oppenheimer
1989		Perry Mason: The Case of the Musical Murder as Tony Franken

1987		Star Trek: The Next Generation (5 episodes) as Lt. Barclay
1987		Jake and the Fatman (1 episode)
1987		Perry Mason: The Case of the Sinister Spirit as Andrew Lloyd

1985

(1 episode) as David Powell

1983		When Your Lover Leaves as Richard Reese
1983		The 1st Annual NBC Yummy Awards
1983		The A-Team (98 episodes) as 'Howling Mad' Murdock

1982

as Dan Potter

1981		Bitter Harvest as Schlatter
1981		The Fan as Director
1981		Dial M for Murder as TV Director
1981		Nurse (1 episode) as Dr. Kevin Michaels
1981		Thin Ice as Mr. Ritchie
1981		Hill Street Blues (1 episode)

1977

(1 episode)