| Movie | Role |
|---|---|
| The Lord of the Rings (1978) | Director |
| Fritz the Cat (1972) | Director, Narrator / Pig Cop #1 (voice), Screenplay |
| Cool World (1992) | Director |
| Wizards (1977) | Director, Producer, Writer |
| Coonskin (1975) | Director, Writer |
| American Pop (1981) | Director |
| Heavy Traffic (1973) | Director, Screenplay |
| Hey Good Lookin' (1982) | Director, Producer, Writer |