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Blanche Yurka as Madame Tirelou |
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John Baragrey as Louis |
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Darren McGavin as Fred |
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Robert Middleton as Martin Plomb |
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Bruno Wick as Dr. Malin |
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Franchot Tone as Your Host |
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Annemarie Roussel as Marie |
| Directing | Harold Young | Director |
| Art | Walter E. Keller | Art Direction |
| Production | Richard Nunis | Production Manager |
| Production | Charles H. Norton | Producer |
| Writing | Frank De Felitta | Adaptation |
| Writing | William B. Seabrook | Original Story |
| Camera | Don Malkames | Director of Photography |