A band of outlaws has assaulted the car that carries the state tax. Oswald, the most powerful man in Montana, is celebrating the success of the robbery as an accomplice steal to him $ 300,000. The sheriff is determined to get evidence against Oswald and to judge. All suspect that Roger seeks the sheriff protection, promising evidence against Oswald.
| Directing | Ignacio F. Iquino | Director |
| Writing | Juliana San José de la Fuente | Screenplay |
| Writing | Lou Carrigan | Novel |
| Writing | Ignacio F. Iquino | Screenplay |
| Production | Ignacio F. Iquino | Producer |
| Sound | Enrique Escobar | Original Music Composer |
| Editing | Emilio Ortiz | Editor |
| Art | José Rovira | Set Decoration |
| Camera | Antonio L. Ballesteros Jr. | Director of Photography |
| Costume & Make-Up | Francisco Manteca | Makeup Artist |
| Costume & Make-Up | Manuel Tronxo | Assistant Makeup Artist |
| Production | Rafael Barasona | Unit Production Manager |
| Production | Juliana San José de la Fuente | Production Manager |
| Directing | José Ulloa | Assistant Director |
| Art | Carlos Frigola | Property Master |
| Sound | Jordi Sangenís | Sound Engineer |
| Camera | Amadeo Aznar | Still Photographer |
| Camera | Antonio Piñero | Camera Operator |
| Camera | José Robert | Focus Puller |
| Editing | Antonia Martínez | Assistant Editor |
| Directing | David García | Script Supervisor |
| Production | Francisco Artacho | Production Assistant |
| Production | Francisco Ramos | Production Assistant |
