Trailer
 | María Esther Buschiazzo as Madre de Carlos |
 | Patricia Castell as Rosita |
 | Carlos D'Agostino as Voz en off |
 | Delfy de Ortega as Nelly |
| Ricardo Duggan as Raúl / K. O. Cardón |
 | María Rosa Gallo as Elisa |
 | Oscar Valicelli as Armando |
| Raúl del Valle as Méndez |
 | José Nájera as Raúl |
 | Rafael Iglesias as Él mismo |
 | Oscar Villa as Ferreyra |
| Gilberto Peyret as El Flaco |
| Domingo Sciaraffoa as Ñato |
| Arsenio Perdiguero as Don Ramón |
 | Roberto Blanco as Robles |
| Mario Cozza |
| Diego Marcote as Secuaz de Armando |
| Domingo Cucci |
| Arnoldo Pares |
| Mauro Cía |
| Néstor Coria |
| Justo Alcaraz |
| Urbano Rodríguez |
| Juan Carlos Cerrutti |
| Alfonso Araujo |
| Simón Bronember |
| Production | |
| Ciriaco Hernández | Producer |
| Carlos D'Agostino | Production Manager |
Crew | |
| Antonio Prieto | Cinematography |
Camera | |
| Alipio Casanovas | Camera Car |
Sound | |
| Juan Ehlert | Music |
| Cándido Hours | Sound |
| Jorge Castronuovo | Sound |
Editing | |
| Antonio Ripoll | Editor |
| Federico Parrilla | Editor |
Art | |
| Juan Aniram | Art Direction |
Costume & Make-Up | |
| Juan Magarola | Hair Designer |
Writing | |
| Horacio Estol | Writer |
| Manuel Arellano Martín | Writer |
Directing | |
| Carlos D'Agostino | Director |
| Alejandro Wehner | Director |
| José A. Martínez Suárez | Assistant Director |
