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Enrico Maria Salerno as Enrico Marletti |
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Sandra Milo as Giuliana Marletti |
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Daniela Bianchi as Isabella Dominici |
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Leopoldo Trieste as Professor Ferri |
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Jean Sorel as Sergio |
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Lelio Luttazzi as Conte Antonio Bellanca |
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Raffaele Pisu as Pasqualino |
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Ana Castor as Signora Pellini |
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Helga Liné as Pucci |
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Trini Alonso as Clelia Valdameri |
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Alicia Brandet as Inge |
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José Calvo as Commendator Tagliaferri |
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Pedro Rodríguez de Quevedo as Gustavo Valdameri |
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Véronique Vendell as L'altra Giuliana |
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Antonella Della Porta as Signora De Rossi |
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Mirella Maravidi as The Girl kissing Enrico to pay a forfeit |
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Renato Terra as Giovanni - The Valet |
| Directing | Dino Risi | Director |
| Writing | Dino Risi | Story |
| Writing | Ennio De Concini | Screenplay |
| Writing | Dino Risi | Screenplay |
| Writing | Ennio De Concini | Story |
| Editing | Franco Fraticelli | Editor |
| Production | Lucio Trentini | Unit Manager |
| Directing | Renato Rizzuto | Second Assistant Director |
| Camera | Claudio Cirillo | Camera Operator |
| Camera | Giuseppe Ruzzolini | Camera Operator |
| Costume & Make-Up | Maurizio Chiari | Costume Design |
| Production | Turi Vasile | Producer |
| Art | Francesco Bronzi | Assistant Production Design |
| Production | Danilo Marciani | Production Manager |
| Sound | Guido Nardone | Sound |
| Directing | Franco Montemurro | First Assistant Director |
| Production | Michele Marsala | Unit Manager |
| Editing | Carmen Fábregas | Assistant Editor |
| Camera | Armando Nannuzzi | Director of Photography |
| Directing | Ricardo Muñoz Suay | Second Assistant Director |
| Directing | Ilde Muscio | Script Supervisor |
| Sound | Lelio Luttazzi | Original Music Composer |
| Costume & Make-Up | Margherita Ferroni | Assistant Costume Designer |
| Costume & Make-Up | Iolanda Conti | Hairstylist |
| Art | Bruno Cesari | Set Decoration |
| Sound | Lelio Luttazzi | Conductor |
| Costume & Make-Up | Michele Trimarchi | Makeup Artist |
| Art | Maurizio Chiari | Production Design |
| Directing | Jean Blondel | Second Assistant Director |
| Camera | Giovanni Battista Poletto | Still Photographer |
