2020

(10 episodes) as Peter Swann

2019		The Kelly Clarkson Show (2 episodes) as Self
2019		Doom Patrol (46 episodes) as Cliff Steele / Robotman (voice)

2018		Titans (2 episodes) as Cliff Steele / Robotman (voice)
2018		Trust (10 episodes) as James Fletcher Chace

2015

(5 episodes) as Billy Anderson

2014		The Affair (6 episodes) as John Gunther
2014		Late Night with Seth Meyers (1 episode) as Self

2007

(1 episode) as Self (1 episode) as Himself

2003		The Ellen DeGeneres Show (2 episodes) as Self
2003		Jimmy Kimmel Live! (1 episode)

2001		Scrubs (3 episodes) as Ben Sullivan
2001		Good Day Live (1 episode) as Self
2001		Primetime Glick (1 episode)
2001		The Fairly OddParents (3 episodes) as Turbo Thunder (voice)

1999

(1 episode) as Self

1997

(1 episode) as Irv Bennett / Jimmy Beardon (voice) (1 episode) as David Kalaiki-Alii (voice)

1996

(2 episodes) as Self

1994

(1 episode)

1993		Late Night with Conan O'Brien (1 episode) as Self - Guest
1993		Fallen Angels (1 episode) as Johnny Lamb

1992

(3 episodes)

1989

(1 episode)

1988

(1 episode)

1975

(1 episode) as Self - Cameo (uncredited) (2 episodes) as Self - Host

1953

(4 episodes) as Self - Presenter