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Klaus Kinski as Hans Fischer |
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Antonio Sabàto as Paul Valéry / Frank Vogel |
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Van Johnson as Prof. Orson Krüger |
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Lucretia Love as Gloria |
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Brigitte Brandt as |
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Teodoro Corrà as |
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Goffredo Unger as |
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Romalı Perihan as |
| Directing | Roberto Bianchi Montero | Director |
| Production | Luigi Mondello | Producer |
| Writing | Aldo Crudo | Writer |
| Crew | Fausto Rossi | Cinematography |
| Sound | Carlo Savina | Music |
| Writing | Luigi Angelo | Writer |
| Writing | Fabio De Agostini | Writer |
| Editing | Rolando Salvatori | Editor |
