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George Zucco as Lorenzo Cameron |
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Anne Nagel as Lenora Cameron |
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Johnny Downs as Tom Gregory |
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Glenn Strange as Petro |
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Robert Strange as Professor Blaine |
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Gordon De Main as Professor Fitzgerald |
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John Elliott as Professor Hatfield |
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Reginald Barlow as Professor Warwick |
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Sarah Padden as Grandmother |
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Mae Busch as Susan |
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Ed Cassidy as Father |
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Henry Hall as Country Doctor |
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Эдди Холден as Jed Harper |
| Directing | Sam Newfield | Director |
| Writing | Fred Myton | Screenplay |
| Sound | David Chudnow | Original Music Composer |
| Production | Bert Sternbach | Production Manager |
| Editing | Holbrook N. Todd | Editor |
| Sound | Hans Weeren | Sound Engineer |
| Costume & Make-Up | Harry Ross | Makeup Artist |
| Art | Fred Preble | Art Direction |
| Production | Sigmund Neufeld | Producer |
| Crew | Eugene C. Stone | Special Effects |
| Camera | Jack Greenhalgh | Director of Photography |
| Directing | Melville De Lay | Assistant Director |
