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John Nesbitt as Narrator (voice) |
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Dewey Robinson as Head Keeper (uncredited) |
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Gene Roth as Hector Chevigny (uncredited) |
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Harry Wilson as Keeper Hosing Down Patient (uncredited) |
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Wolfgang Zilzer as Dr. Philippe Pinel (uncredited) |
| Directing | Sammy Lee | Director |
| Writing | John Nesbitt | Story |
| Writing | Rosemary Foster | Screenplay |
| Production | Herbert Moulton | Producer |
| Sound | Max Terr | Music |
| Camera | Charles Salerno Jr. | Director of Photography |
| Editing | Harry Komer | Editor |
| Art | Richard Duce | Art Direction |
| Sound | Albert Glasser | Orchestrator |
