A young European, Diego Medina (Carvell), joins the Mexican revolution and becomes a courier for Pancho Villa. He is captured and tortured by the Federales but escapes to the desert where he meets and joins a bandit named Malpelo (Fajardo) and his gang.
| Directing | Giuseppe Maria Scotese | Director |
| Writing | Giuseppe Maria Scotese | Writer |
| Writing | Eduardo Manzanos | Writer |
| Writing | Marco Vecchio | Writer |
| Production | Eduardo Manzanos | Producer |
| Camera | Gian Paolo Santini | Director of Photography |
| Sound | Marcello Giombini | Music |
| Editing | Eugenio Alabiso | Editor |
| Editing | Antonio Gimeno | Editor |
| Art | José Luis Galicia | Set Decoration |
| Art | Jaime Pérez Cubero | Set Decoration |
| Costume & Make-Up | Manolita G. Fraile | Makeup Artist |
| Production | Gregorio Manzanos | Production Manager |
| Production | José Luis de la Serna | Production Manager |
| Sound | Antonio Alonso | Sound |