Acting

2021

(1 episode) as Self (archive footage)

2018

as Himself

2014

as Self

2010		Scooby-Doo! Mystery Incorporated (2 episodes) as Self (voice)
2010		Charles Beaumont: The Short Life of Twilight Zone's Magic Man as Self

2008

as himself

2007

as Himself

2006

as Self

2005		Legends of the Dark Knight: The History of Batman as Himself
2005		Shadows in the Dark: The Val Lewton Legacy as Self

2003

1996

(1 episode)

1994		Phantom 2040 (34 episodes)
1994		Babylon 5 (1 episode) as Zooty (voice) (1 episode) as Psi Cop (1 episode) as Sparky the Computer (voice)

1993

as Himself

1989		The Simpsons (1 episode) as Harlan Ellison (voice)
1989		Prisoners of Gravity (15 episodes) as Self

1987

as Host

1981

as Himself

1971

as Guy with Barbara and Brunette (uncredited)