The Naked Ape (1973) — Cast
Cast
| Dennis Olivieri | Arnie |
| Marvin Miller | Fat Teen |
| Diana Darrin | Fat Teen |
| Victoria Principal | Cathy Bowman |
| Norman Grabowski | Sargent Drouin |
| Frank Parker | College Brawler |
| Robert Ito | Samurai |
| Helen Horowitz | Fat Teen |
| John Hillerman | Psychiatrist |
| Johnny Crawford | Lee |
Crew
| Ted Coodley | Makeup Artist |
| Donald Driver | Writer |
| John A. Alonzo | Director of Photography |
| Jerry D. Good | Producer |
| Paul Lewis | Associate Producer |
| Irby Smith | Second Assistant Director |
| Robert L. Wolfe | Editor |
| Zev Bufman | Producer |
| Hugh Hefner | Executive Producer |
| Randy Glass | Best Boy Electrician |
| Donald Driver | Director |
| Adell Aldrich | Script Supervisor |
| Jennings Lang | Executive Producer |
| Nicholas J. Romanac | Set Decoration |
| Stu Fleming | Assistant Director |
| Michael Economou | Editor |
| John Morgan Evans | Casting |
| Desmond Morris | Book |