A group of boys calling themselves The Monte Cristo gang find a note from an innocent prisoner and set out to free him from a fortress-like prison.
| Directing | Dino Risi | Director |
| Production | Antonio Mambretti | Producer |
| Writing | Ennio De Concini | Screenplay |
| Writing | Dino Risi | Screenplay |
| Writing | Dino Risi | Story |
| Sound | Mario Nascimbene | Original Music Composer |
| Production | Jone Tuzi | Production Manager |
| Production | Nicolò Pomilia | Unit Manager |
| Camera | Piero Portalupi | Director of Photography |
| Directing | Mario Mariani | First Assistant Director |
| Directing | Ranieri Cochetti | Second Assistant Director |
| Art | Flavio Mogherini | Production Design |
| Editing | Franco Fraticelli | Editor |
| Camera | Idelmo Simonelli | Camera Operator |
| Camera | Pasqualino De Santis | Assistant Camera |
| Production | Mario Cecchi Gori | Production Assistant |
| Production | Aldo Pomilia | Production Secretary |
| Sound | Aldo Calpini | Sound |
| Sound | E. Bandini | Sound |