In 1966, Justo Gil arrives in Barcelona as a migrant with the purpose of gaining enough money to give his sick mother the best care. His great charisma allows him to socialize with the youngsters of the upper-class, until an unexpected turn of events makes him become an informer of the political police, in order to pursue communist cells.
| Directing | Mariano Barroso | Director |
| Production | Susana Herreras | Executive Producer |
| Sound | Vicente Ortiz Gimeno | Music |
| Production | Ismael Calleja | Executive Producer |
| Writing | Ignacio Martínez de Pisón | Novel |
| Crew | Marc Gómez del Moral | Cinematography |
| Editing | Jaime Colis | Editor |
| Production | Fernando Bovaira | Executive Producer |
| Production | Guillem Vidal-Folch | Executive Producer |
| Writing | Mariano Barroso | Writer |
| Writing | Alejandro Hernández | Writer |
| Sound | Jordi Rossinyol Colomer | Sound |
| Production | Domingo Corral | Executive Producer |
| Production | Fran Araújo | Executive Producer |
