Directed by
| Giuseppe Guarino | ||
Writing Credits (in alphabetical order)
| Mario Costa | ... | (story and dialogue) |
| Giuseppe Guarino | ... | (story and dialogue) |
Cast (in credits order)
 |
Gian Paolo Rosmino | ... | L'ispettore Lasalle (as Giampaolo Rosmino) |
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Ugo Sasso | ... | L'ispettore Dunois |
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Giovanni Dal Cortivo | ... | Il conte de Meral |
| Guglielmo Barnabò | ... | Alberto de Meral | |
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Vasco Creti | ... | Giacomo |
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Renato Chiantoni | ... | Truchet |
| Carlo Tamberlani | ... | Jean Berry | |
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Tosca Sartoris | ... | Germana |
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Neda Naldi | ... | Paola (as Talia Volpiana) |
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Gabriella Silvestri | ... | Olga de Meral (as Gabriella Silves) |
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Diego Pozzetto | ... | Mattia |
| Amina Pirani Maggi | ... | Caterina | |
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Pina Gallini | ... | Maria |
| Rest of cast listed alphabetically: | |||
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Romolo Bernasconi | ||
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Lina Colombo | ||
| Cesare Fantoni | |||
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Aristide Garbini | ||
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Walter Grant | ||
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Nora Lenner | ||
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Vittorio Leoni | ||
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Orofilo Maldini | ||
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Elvira Paolini | ||
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Antonio Ranieri | ||
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Giovanni Ribocchi | ||
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Dante Rivera | ||
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Vincenzo Russo | ... | (as Enzo Russo) |
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Virgilio Scacchieri | ||
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Lorenzo Scategni | ||
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Giovanni Setali | ||
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Elettra Terzolo | ||
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Germana Vivian | ||
Produced by
| Ettore Catalucci | ... | producer |
Music by
| Umberto Gelassi | ... | (as Umberto Galassi) |
| P. Salviucci | ... | (uncredited) |
Cinematography by
| Giulio Rufini | ||
Editing by
| Otello Colangeli | ||
Production Design by
| Piero Guidotti | ||
Makeup Department
| Antonio Marini | ... | makeup artist |
Production Management
| Giuseppe Rufini | ... | production manager |
Second Unit Director or Assistant Director
| Giorgio Walter Chili | ... | assistant director (as Giorgio W. Chili) |
Additional Crew
| Mario Costa | ... | supervising director |
| Mario Gnasso | ... | production secretary |
| Ada Marcucci | ... | production secretary |
