Doctor Beiral, torn apart by the internal struggle between his social persona and the dark instincts that torment him, manages to use his investigations to give life to the monster that he has long held within him.
| Directing | Gonzalo Suárez | Director |
| Writing | Gonzalo Suárez | Writer |
| Production | Alex Vázquez | Associate Producer |
| Camera | Javier Salmones | Director of Photography |
| Production | Agustín Almodóvar | Associate Producer |
| Sound | Carles Cases | Music |
| Production | Pedro Almodóvar | Associate Producer |
| Production | Gonzalo Suárez | Associate Producer |
