The police plan to capture a killer by using a double that looks exactly as one of his victims.
| Directing | Rogelio A. González | Director |
| Writing | Luis Alcoriza | Writer |
| Writing | Carlos Llopis | Writer |
| Sound | Sergio Guerrero | Original Music Composer |
| Art | Jorge Fernández | Production Design |
| Camera | Leobardo Sánchez | Camera Operator |
| Editing | Rafael Ceballos | Editor |
| Production | Antonio Matouk | Producer |
| Camera | Alex Phillips | Director of Photography |
| Editing | Eufemio Rivera | Assistant Editor |
