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George Zucco as Leo Grainger |
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Лайонел Этуилл as Alec Ritchfield |
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Джером Кауэн as John Kavanaugh |
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Veda Ann Borg as Sylvia Jordan |
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Sharon Douglas as Gail |
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John Whitney as Jeff Kingsley |
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Jacqueline deWit as Emiline Bronson (as Jacqueline DeWit) |
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Ian Keith as Dr. Lake |
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George Lloyd as Allerton, Butler |
| Directing | Terry O. Morse | Director |
| Sound | Karl Hajos | Original Music Composer |
| Art | Charles Stevens | Property Master |
| Camera | Ralph Ash | Camera Operator |
| Sound | Karl Hajos | Orchestrator |
| Costume & Make-Up | Jean Sharpless | Wardrobe Designer |
| Sound | William R. Fox | Sound Engineer |
| Directing | William A. Calihan Jr. | Assistant Director |
| Crew | Эдди Паркер | Stunts |
| Writing | Pierre Gendron | Screenplay |
| Writing | Bernadine Angus | Theatre Play |
| Costume & Make-Up | Larry Judge | Wardrobe Designer |
| Editing | George McGuire | Editor |
| Production | Terry O. Morse | Associate Producer |
| Art | Harry Reif | Set Decoration |
| Art | Paul Palmentola | Art Direction |
| Camera | Ira H. Morgan | Director of Photography |
| Production | Leon Fromkess | Producer |
