| Person | Type | Job | Role(s) |
|---|---|---|---|
 Pascal Gaigne | Crew | Sound | Original Music Composer |
 Álex de la Iglesia | Crew | Production | Producer |
 Asier Guerricaechevarría | Crew | Writing | Screenplay |
 Gorka Gómez Andreu | Crew | Camera | Director of Photography, Producer |
 Carolina Bang | Crew | Production | Producer |
Ortzi Acosta | Crew | Production | Producer |
 Paul Urkijo Alijo | Crew | Directing | Director, Producer, Editor, Screenplay |
Pablo Bueno | Crew | Sound | Sound |
Iosu González | Crew | Sound | Sound Designer |
Luis de Oza | Crew | Production | Producer |
Kiko Martínez | Crew | Production | Producer |
Izaskun Urkijo Alijo | Crew | Art | Art Direction |
Paula de Granvar Palomares-Martínez | Crew | Art | Assistant Art Director |
 Nerea Torrijos | Crew | Costume & Make-Up | Costume Designer |
José Miguel de Barandiarán | Crew | Writing | Short Story |
Laurent Fumeron | Crew | Production | Producer |
Daniel Goroshko | Crew | Production | Producer |
Rodolphe Sanzé | Crew | Production | Producer |
 Gorka Aguinagalde | Cast | Actor | Lieutenant |
 Kandido Uranga | Cast | Actor | Patxi |
 Ramon Agirre | Cast | Actor | Alfredo |
 Ander Pardo | Cast | Actor | Soldier #2 / Demon Sax |
Gotzon Sánchez | Cast | Faustino | |
 Itziar Ituño | Cast | Actress | Ana |
 José Ramón Argoitia | Cast | Actor | Mateo |
 Maite Bastos | Cast | Actress | Blanca |
Ortzi Acosta | Cast | Alastor / Young Man #2 / Demon Moloch | |
 Zigor Bilbao | Cast | Actor | Néstor / Demon Belfegor |
 Eneko Sagardoy | Cast | Actor | Sartael |
 Josean Bengoetxea | Cast | Actor | Santi |
 Urko Olazábal | Cast | Actor | Carlist Soldier #1 |
 Uma Bracaglia | Cast | Actress | Usue |
 Iñigo de la Iglesia | Cast | Actor | Miguel |
Ioar Argomaniz | Cast | Carlist Soldier #2 | |
José Ruiz de Azúa | Cast | Monk | |
Aitor Urcelai | Cast | Benito | |
 Jon Ander Alonso | Cast | Lukas | |
 Naia García | Cast | Actress | Cristina |
Haizea García | Cast | Claudia | |
Unax González | Cast | Asier | |
 Almudena Cid | Cast | Actress | Maite |
Pako Eizagirre | Cast | Narrator / Merchant | |
| Person | Type | Job | Role(s) |
