2018Arthur Janov's Primal Therapy
2018One Flew Over the Cuckoo's Nest: The Shocking Truth— Self (archive footage)
2016Too Hip for the Room: The Righteous Reign of Lord Buckley— Self
2014Ken Kesey— Self (archive footage)
2011Magic Trip: Ken Kesey's Search for a Kool Place— Self
2008Peyote to LSD: A Psychedelic Odyssey— Self (archive footage)
2008Edge City: The Story of the Merry Pranksters— Self
2007Hippies— Self (archive footage)
2003Go Further— Self
2003Das Netz— Self (archive footage)
2001Ricochet River— Baseball Announcer
2000The Beatles Revolution— Self
2000Twister: A Musical Catastrophe— Oz
1999The Source— Self
1999Tripping— Self
1997Completely Cuckoo— Self
1995Fire on the Track: The Steve Prefontaine Story— Himself
1994Even Cowgirls Get the Blues— Sissy's Daddy
1994The Life and Times of Allen Ginsberg— Self
1986LSD: The Beyond Within— Self
1976TVTV Looks at the Oscars— Self
1966The Acid Test— Self
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