After spending three months doing experiments in space, scientists Antón and Daniel return to civilization. They're astounded to discover that the Earth has undergone an enormous cataclysm and the law of the gravity has even been altered in the interim.
| Directing | Manuel Esteba | Director |
| Writing | Manuel Esteba | Writer |
| Writing | Antonio Liza | Writer |
| Production | Gloria Sancho | Executive Producer |
| Camera | Julio Pérez de Rozas | Director of Photography |
| Editing | Ramón Quadreny | Editor |
| Costume & Make-Up | Ángeles Otal | Key Makeup Artist |
| Costume & Make-Up | Carmen Teran | Assistant Makeup Artist |
| Production | Antonio Liza | Production Manager |
| Directing | Federico Canudas | Assistant Director |
| Art | José Malla | Property Master |
| Sound | Jordi Sangenís | Sound Engineer |
| Crew | Alfredo Segoviano | Special Effects |
| Camera | Gerardo López | Still Photographer |
| Camera | Félix Mirón | Camera Operator |
| Camera | Luis Muñoz Alcolea | Assistant Camera |
| Editing | Susana Lemoine | Assistant Editor |
| Directing | Margarita Carmona | Script Supervisor |
| Production | Carlos Frigola | Production Assistant |
