Three men plan a jewelry heist abroad the Andalusia express train.
| Directing | Francisco Rovira Beleta | Director |
| Writing | Vicente Coello | Writer |
| Writing | Giuseppe Mangione | Writer |
| Writing | Manuel Salo | Writer |
| Writing | Francisco Rovira Beleta | Writer |
| Sound | Carlo Innocenzi | Music |
| Sound | Isidro B. Maiztegui | Music |
| Camera | Tino Santoni | Director of Photography |
| Editing | Antonio Gimeno | Editor |
| Art | Ramiro Gómez | Set Decoration |
| Costume & Make-Up | José María Sánchez | Makeup Artist |
| Production | Augusto Boué | Production Manager |
| Directing | José Luis Merino | Assistant Director |
| Art | Tomás Fernández | Construction Coordinator |
| Art | José Pernas | Property Master |
| Camera | Enrico Cignitti | Camera Operator |
| Camera | Antonio Ibañez | Still Photographer |
| Editing | Mercedes Gimeno | Assistant Editor |
| Production | Carlos Boué | Production Secretary |