Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb | 1964 | |
| Writer | Easy Rider | 1969 | |
| Writer | Barbarella | 1968 | |
| Writer | The Cincinnati Kid | 1965 | |
| Writer | The Magic Christian | 1969 | |
| Writer | The Magic Christian | 1969 | |
| Writer | Don't Make Waves | 1967 | |
| Writer | The Loved One | 1965 |