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George Ardisson as Jeff Milton |
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Pascale Audret as Florence |
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Harald Leipnitz as Alan Shepperton |
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Horst Frank as Dr. Soarez |
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Christa Linder as Helen Remington |
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Luciana Angiolillo as Mrs. Violet Watson |
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Patrick Bernhard as Kidnapper |
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Sal Borgese as Second Kidnapper |
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María Julia Díaz as Dolores del Santos |
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Marion Grant as Gloria |
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Josep Castillo as Inspector Sabana |
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Andrés Pascual Valeriano as Randolf Remington |
| Camera | Rolf Kästel | Director of Photography |
| Directing | Marcello Baldi | Director |
| Writing | Marcello Baldi | Writer |
| Sound | Piero Umiliani | Music |
| Writing | Giovanni Simonelli | Writer |
| Writing | Karl-Heinz Vogelmann | Writer |
| Editing | Herbert Taschner | Editor |
| Writing | Lionello De Felice | Writer |
| Production | Wolf C. Hartwig | Producer |
