 | Alberto Sordi als Giuseppe Di Noi |
 | Elga Andersen als Ingrid |
 | Andrea Aureli als Guardia |
 | Nazzareno Natale als Saverio Guardascione |
 | Michele Gammino als Don Paolo |
 | Lino Banfi als Direttore del carcere di Sagunto |
 | Luca Sportelli als Agente del carcere di Sagunto |
 | Tano Cimarosa als Agente del carcere di Sagunto |
 | Silvio Spaccesi als Maresciallo carcere di Sagunto |
 | Giovanni Pallavicino als Brigadiere Saporito del carcere di Sagunto |
| Antonio Casagrande als Giudice |
 | Gianni Bonagura als Avvocato Sallustio Giordana |
 | Giuseppe Anatrelli als detenuto Rosario Scalia |
 | Mario Brega als Detenuto amico di Scalia (uncredited) |
 | Mario Pisu als Psichiatra |
 | Gianfranco Barra |
| Nello Appodia als detenuto ammanettato insieme ad Alberto Sordi |
 | Fulvio Mingozzi als Mingozzi, una guardia carceraria |
| Antonio Spaccatini als cancelliere del giudice |
 | Sergio Gibello als carabiniere che traduce Di Noi in carcere |
 | Nino Formicola |
| Nanni Loy | Director |
| Sergio D'Offizi | Director of Photography |
| Franco Fraticelli | Editor |
| Gianni Polidori | Production Design |
| Gianni Hecht Lucari | Producer |
| Franco Lo Cascio | First Assistant Director |
| Giovanni Bergamini | Camera Operator |
| Enrico Lucidi | Assistant Camera |
| Anna Maria Montanari | Script Supervisor |
| Agostino Pane | Unit Manager |
| Paolo Vandini | Production Secretary |
| Pierluigi Leonardi | Assistant Editor |
| Luigi Zita | Assistant Editor |
| Claudio Saraceni | Production Accountant |
| Massimo Iabone | Sound |
| Mario Amari | Sound Mixer |
| Franco Rufini | Makeup Artist |
| Marcella Favella | Hairstylist |
| Sergio Amidei | Screenplay |
| Emilio Sanna | Screenplay |
| Dino Leonetti | Set Decoration |
| Marisa Crimi | Costume Design |
| Bruna Parmesan | Costume Design |
| Renato Jaboni | Production Manager |
| Carlo Rustichelli | Original Music Composer |
| Bruno Nicolai | Conductor |
| Fausto Saraceni | Executive Producer |
| Rodolfo Sonego | Story |
