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Henry Silva as Duke |
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Luigi Casellato as Carlo 'Charlie' Sardi |
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Riccardo Salvino as Hans Liedholm |
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Ezio Sancrotti as Captain Simon Schultz |
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Franco Giornelli as John McHarding |
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Vittorio André as Prof. Schwartz |
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Katia Christine as Kristy |
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Marco Guglielmi as Captain Kreuz |
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Renato De Carmine as Major Horst |
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Pietro Martellanza as Sam the Brit |
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Maria Cristina Farnese as |
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Paolo Magalotti as Tall bearded OSS officer |
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Fulvio Mingozzi as British intelligence officer |
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Marco Bogliani as |
| Directing | Maurizio Lucidi | Director |
| Writing | Dario Argento | Writer |
| Writing | Maurizio Lucidi | Writer |
| Writing | Giuseppe Mangione | Writer |
| Writing | Vittorio Vighi | Writer |
| Production | Salvatore Argento | Producer |
| Sound | Carlo Rustichelli | Original Music Composer |
| Camera | Aldo Tonti | Director of Photography |
| Editing | Alberto Gallitti | Editor |
| Directing | Marisa Casale | Script Supervisor |
| Sound | Carlo Diotallevi | Sound |
| Production | Sergio Bollino | Production Secretary |
