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Ken Clark as Bud Massedy / Lieutenant John Smith |
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Jany Clair as Janet |
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Michel Lemoine as Carson |
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Adreina Paul as Mrs. Collins |
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Alberto Cevenini as Slim / Sgt. Jim Kincaid |
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Antonio Gradoli as Captain Hull |
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Gustavo De Nardo as Sgt. Warwick |
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Gérard Herter as Mr. Silver |
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Claudio Ruffini as |
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Pietro Tordi as |
| Directing | Mario Bava | Director |
| Writing | Lorenzo Gicca Palli | Screenplay |
| Writing | Lorenzo Gicca Palli | Story |
| Production | Achille Piazzi | Producer |
| Production | Pier Luigi Torri | Producer |
| Art | Demofilo Fidani | Art Direction |
| Camera | Claudio Ragona | Camera Operator |
| Sound | Piero Umiliani | Original Music Composer |
| Camera | Mario Bava | Director of Photography |
| Camera | Ubaldo Terzano | Director of Photography |
| Writing | Livia Contardi | Writer |
