A man from humble origins becomes a famous boxer, but fame has its price. AZ movies.
| Writing | Horacio Estol | Writer |
| Writing | Manuel Arellano Martín | Writer |
| Directing | Carlos D'Agostino | Director |
| Directing | Alejandro Wehner | Director |
| Directing | José Antonio Martínez | Assistant Director |
| Production | Ciriaco Hernández | Producer |
| Production | Carlos D'Agostino | Production Manager |
| Crew | Antonio Prieto | Cinematography |
| Camera | Alipio Casanovas | Camera Car |
| Sound | Juan Ehlert | Music |
| Sound | Cándido Hours | Sound |
| Sound | Jorge Castronuovo | Sound |
| Editing | Antonio Ripoll | Editor |
| Editing | Federico Parrilla | Editor |
| Art | Juan Aniram | Art Direction |
| Costume & Make-Up | Juan Magarola | Hair Designer |