2022

(15 episodes) as Royal Abbott

2021		What If...? (2 episodes) as Thanos (voice)
2021		Loki (1 episode) as Thanos (archive footage) (uncredited)
2021		Marvel Studios Legends (17 episodes) as Thanos (archive footage)

2020		Russo Bros. Pizza Film School (1 episode)
2020		Reunited Apart (1 episode) as Self

2019

(1 episode)

2015		The Late Show with Stephen Colbert (3 episodes) as Self
2015		Hot Ones (1 episode) as Self

2014		Variety Studio: Actors on Actors (1 episode) as Self
2014		Late Night with Seth Meyers (2 episodes) as Self
2014		The Tonight Show Starring Jimmy Fallon (1 episode)

2012		Mankind: The Story of All of Us (12 episodes) as Self - Narrator
2012		Untamed Americas (4 episodes) as Narrator

2011

(2 episodes) as Terrance Danfield

2010

(1 episode) as Self

2009

(1 episode) as Narrator (voice)

2008

(1 episode) as Self

2007

(2 episodes) as Self

2005

(6 episodes) as Jedediah Smith

2003		The Ellen DeGeneres Show (1 episode) as Self
2003		Jimmy Kimmel Live! (1 episode)
2003		Mister Sterling (10 episodes) as Bill Sterling

1997

(1 episode) as Self

1995

(1 episode) as Jack Pierce

1994

(6 episodes) as Jack Passion

1992

(2 episodes)

1989

(68 episodes) as Wild Bill Hickok

1988

(1 episode) as Self - Guest

1987		Private Eye (12 episodes) as Johnny Betts
1987		21 Jump Street (1 episode) as Taylor Rolator

1984

(1 episode)

1981

(1 episode) as Self

1975

(1 episode) as Space Nazi (1 episode) as Sidekick (3 episodes) as Self - Host

1953

(1 episode) as Self

2022		George & Tammy (6 episodes) … Executive Producer
2022		Outer Range (15 episodes) … Executive Producer

2022

(1 episode) … Director