Frankie Bargher is hired by the government to pose as his own brother who became a target for two groups of evil agents.
| Directing | José Antonio de la Loma | Director |
| Art | Juan Alberto Soler | Set Decoration |
| Production | Horst Backwinkl | Unit Manager |
| Writing | José Antonio de la Loma | Writer |
| Production | Alfonso Balcázar | Producer |
| Production | Eduardo de la Fuente | Production Manager |
| Camera | Ricardo González | Camera Operator |
| Crew | Antonio Molina | Special Effects |
| Editing | Teresa Alcocer | Editor |
| Editing | Bruno Mattei | Editor |
| Camera | Antonio Piñero | Focus Puller |
| Production | Alfons Carcasona | Producer |
| Production | José María Otero | Associate Producer |
| Production | Manuel Amigo | Assistant Production Manager |
| Costume & Make-Up | Vicenta Salvadó | Hairstylist |
| Writing | Jaime Jesús Balcázar | Writer |
| Sound | Piero Umiliani | Music |
| Costume & Make-Up | Adrián Jaramillo | Makeup Artist |
| Art | Luis Arquero | Property Master |
| Art | Enrique Garriga | Assistant Set Decoration |
| Production | Franz Thierry | Production Supervisor |
| Directing | José Luis Gamboa | Assistant Director |
| Camera | Víctor Monreal | Director of Photography |
