 | Amedeo Nazzari als L'ingegnere Guido Carani |
 | Yvonne Sanson als Sister Addolorata / Lina Mercolin |
 | Enrica Dyrell als Elena Carani (as Enrica Direll) |
 | Alberto Farnese als Poldo |
| Flora Lillo als Flora |
 | Philippe Hersent als Mario La Torre |
 | Nerio Bernardi als L'avvocato Rossi |
| Virgilio Riento als Il dottor Marini |
 | Emilio Cigoli als Il direttore della prigione |
 | Olga Solbelli als La madre superiora |
 | Ignazio Balsamo als Un poliziotto |
| Franca Parisi als Una soubrette |
| Oscar Andriani als Un avvocato |
 | Rina Franchetti als Una detenuta |
 | Silvana Jachino als La detenuta bionda |
| Giuseppe Chinnici als Il cappellano |
 | Amina Pirani Maggi als La guardiana del carcere |
 | Paola Quattrini als Alda Carani |
| Raffaello Matarazzo | Director |
| Michele Cozzoli | Original Music Composer |
| Mario Serandrei | Editor |
| Raffaello Matarazzo | Story |
| Raffaello Matarazzo | Producer |
| Giovanna Soria | Story |
| Ottavio Scotti | Production Design |
| Piero Pierotti | Story |
| Tonino Delli Colli | Director of Photography |
| Aldo De Benedetti | Screenplay |
| Silvio Amadio | First Assistant Director |
| Rometta Pietrostefani | Second Assistant Director |
| Mimmola Girosi | Script Supervisor |
| Gino Brosio | Set Decoration |
| Mario Messina | Sound |
| Sergio Bergamini | Camera Operator |
| Aldo Pomilia | Production Secretary |
| Anna Maria Campanile | Production Secretary |
| Anacleto Giustini | Makeup Artist |
| Grazia De Rossi | Hairstylist |
| Ugo Giacomozzi | Conductor |
| Silvio Clementelli | Line Producer |
| Fritz Del Fauro | Unit Manager |
| Goffredo Lombardo | Producer |
