He also worked with George Lucas on the 1971 film THX 1138 (in which he is credited as "Announcer"), the 1973 film American Graffiti (in which he is credited as "Liquor Store Thief"), the 1983 animated film Twice Upon a Time (in which he voiced the characters of Rod Rescueman, Scuzzbopper, and Frivoli Foreman), and the 1988 film Tucker: The Man and His Dream (in which he is credited as "Man in Audience").