Cast & crew
Mortal Sin (1977)
Directed by Miguel Ángel Díez Written by Juan José Porto
Cast
| Sara Lezana | Madeleine |
| Pedro Díez del Corral | Alberto Granado |
| Ivonne Sentis | Tía Luisa |
| Mari Carmen Prendes | Rafaela |
| José Nieto | Fidel |
| José Luis Barceló | Doctor |
| Sandra Mozarowsky | Doncella |
| Miguel Arribas | Miguel Echevierra |
| Paul Naschy | Comisario |
| María Asquerino | Alcira |
| Antonio del Real | |
| Alfonso Castizo | |
| Margarita Matta |
Crew
| Miguel Ángel Díez | Director |
| Juan José Porto | Writer |