2019
What She Said: The Art of Pauline Kael as Self
2013
Salinger as Self - Screenwriter
2011
The Story of Film: An Odyssey as Self (2 episodes)
2008
You Must Remember This: The Warner Bros. Story as Self
2008
Revolution! The Making of 'Bonnie and Clyde' as Self
2005
Budd Boetticher: A Man Can Do That as Self
2004
Suspect Zero as Professor Dates (uncredited)
2004
The 50 Worst Movies Ever Made as Agent XK150 (archive footage)
2003
A Decade Under the Influence as Self
2001
Rescued from the Closet as Self
2001
A Sad Flower in the Sand as Self
1998
AFI's 100 Years... 100 Movies as Self (1 episode)
1998
Billy Wilder: The Human Comedy as Self
1997
Cadillac Desert: Water and the Transformation of Nature as Self - Screenwriter, 'Chinatown'
1987
The Pick-up Artist as Stan
1975
Shampoo as Party Guest (uncredited)
1971
Drive, He Said as Richard
1971
The Zodiac Killer as Man in Bar #3
1961
Creature from the Haunted Sea as Sparks Moran / Agent XK150 / Narrator
1960
Last Woman on Earth as Martin Joyce