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Imperio Argentina as Floria Tosca |
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Michel Simon as Il barone Scarpia |
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Rossano Brazzi as Mario Cavaradossi |
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Carla Candiani as La marchesa Attavanti |
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Olga Vittoria Gentilli as La regina di Napoli |
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Adriano Rimoldi as Angelotti |
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Nicolás D. Perchicot as Sciarrone |
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Nicola Maldacea as Il pittore di corte |
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Claudio Ermelli as Paisiello |
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Enzo Musumeci Greco as L'ufficiale della regina |
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Juan Calvo as |
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Memmo Carotenuto as Parrucchiere della regina |
| Directing | Jean Renoir | Co-Director |
| Production | Michele Scalera | Producer |
| Production | Salvatore Scalera | Producer |
| Directing | Carl Koch | Director |
| Writing | Carl Koch | Adaptation |
| Writing | Alessandro De Stefani | Adaptation |
| Writing | Alessandro De Stefani | Screenplay |
| Writing | Carmine Gallone | Screenplay |
| Sound | Victorien Sardou | Playback Singer |
| Sound | Umberto Mancini | Original Music Composer |
| Crew | Ubaldo Arata | Cinematography |
| Editing | Gino Betrone | Editor |
| Art | Gustav Abel | Production Design |
| Art | Umberto Paolini | Set Decoration |
| Costume & Make-Up | Domenico Gaido | Costume Design |
| Costume & Make-Up | Gino Carlo Sensani | Costume Design |
| Costume & Make-Up | Rosi Gori | Costume Design |
| Production | Arturo Ambrosio | Production Manager |
| Production | Franco Magli | Production Supervisor |
| Directing | Lotte Reiniger | Assistant Director |
| Directing | Luchino Visconti | Assistant Director |
| Art | Amleto Bonetti | Construction Coordinator |
| Sound | Piero Cavazzuti | Sound Engineer |
| Sound | Piero Cavazzuti | Sound |
| Camera | Sergio Pesce | Camera Operator |
| Sound | Fernando Previtali | Conductor |
| Sound | Giacomo Puccini | Music |