After spending ten years in prison for a crime he did not commit, Juan is released.
| Directing | Juan Antonio Bardem | Director |
| Editing | Margarita Ochoa | Editor |
| Camera | Mario Pacheco | Director of Photography |
| Production | Manuel J. Goyanes | Producer |
| Art | Enrique Alarcón | Art Direction |
| Art | Enrique Alarcón | Set Decoration |
| Costume & Make-Up | Carmen Martín | Makeup Artist |
| Production | Samuel Menkes | Production Manager |
| Production | Miguel Pérez Marián | Assistant Production Manager |
| Production | Eduardo Masana | Assistant Production Manager |
| Production | José Luis Ruiz Marcos | Assistant Production Manager |
| Directing | Ricardo Blasco | Assistant Director |
| Directing | Luciano G. Egido | Second Assistant Director |
| Directing | Juan Estelrich March | Second Assistant Director |
| Art | Francisco Rodríguez Asensio | Construction Coordinator |
| Sound | Fernando Bernáldez | Sound Engineer |
| Camera | Felipe López | Still Photographer |
| Camera | Julio Ortas | Camera Operator |
| Sound | Isidro B. Maiztegui | Original Music Composer |
| Writing | Juan Antonio Bardem | Screenplay |
| Sound | José Perera | Conductor |
| Sound | Roque «Jarrito» Montoya | Songs |
| Directing | Carlos de los Llanos | Script Supervisor |
| Production | Francisco G. Montero | Administration |