The story of the making and subsequent success of The Day of the Beast, the Spanish cult film directed by Álex de la Iglesia and released in 1995.
| Directing | Diego López-Fernández | Director |
| Directing | David Pizarro | Director |
| Writing | Diego López-Fernández | Writer |
| Writing | David Pizarro | Writer |
| Production | Xavi Llorca | Producer |
| Production | Xevi Subinyà | Producer |
| Production | Xosé Veiga | Producer |
| Sound | Buio Mondo | Original Music Composer |
| Camera | Alberto Calveres | Director of Photography |
| Editing | Alberto Calveres | Editor |
