Madrid, Spanje, 1998. De vele middelen en vaardigheden van Gloria, Paz en Sagrario, drie vrouwen van middelbare leeftijd die paranormale gebeurtenissen onderzoeken, worden op de proef gesteld wanneer hun leider, pater Pilón, een onaangename ontmoeting heeft.
| Directing | Carlos Therón | Director |
| Camera | Ángel Amorós | Director of Photography |
| Costume & Make-Up | Nacho Díaz | Special Effects Makeup Artist |
| Editing | Alberto de Toro | Editor |
| Art | Abdón Alcañiz | Production Design |
| Art | Marta Chaparro | Set Decoration |
| Production | Rosa Estévez | Casting |
| Directing | Tato Loché | Second Assistant Director |
| Directing | Zara Cruz | Second Assistant Director |
| Production | Jorge Revuelta | Location Manager |
| Visual Effects | Helmuth Barnert | Visual Effects Supervisor |
| Art | Miguel Abio | Graphic Designer |
| Camera | Héctor Rodríguez | Camera Operator |
| Art | Miguel Fuster | Conceptual Design |
| Sound | Lucas Fernández | Boom Operator |
| Art | Soledad Bonnefont | Graphic Designer |
| Crew | Nacho Alfaro | Post Production Supervisor |
| Editing | Paula Ruiz | Color Grading |
| Art | Andrea Macchione | Property Master |
| Camera | Álvaro Carla | Steadicam Operator |
| Sound | Gustavo Suárez Lendoiro | Boom Operator |
| Editing | Raúl «Kingtai» Sánchez | Assistant Editor |
| Crew | Juan Ramón Molina | Special Effects Coordinator |
| Art | Kiko Alcázar | Graphic Designer |
| Writing | Fernando Navarro | Screenplay |
| Costume & Make-Up | Natacha Fernández Gallardo | Costume Designer |
| Writing | Marta Buchaca | Screenplay |
| Production | Kiko Martínez | Producer |
| Production | José Luis Jiménez | Production Director |
| Art | Marta Navarro | Art Direction |
| Sound | Sergio Burmann | Sound Recordist |
| Production | Elena Calvo de Mora | Executive Producer |
| Crew | Paloma Navarrete | In Memory Of |
| Production | José Luis Jiménez | Executive Producer |
| Sound | Víctor Reyes | Original Music Composer |
| Crew | Eugenio Jiménez | Stunt Coordinator |
| Crew | Alberto Nombela Núñez | Special Effects |
| Visual Effects | Pablo Morán | Visual Effects Supervisor |
| Sound | David Rodríguez | Sound Editor |
| Costume & Make-Up | Sergio Pérez Berbel | Hairstylist |
| Sound | Anto Molina | Sound Editor |
| Costume & Make-Up | Paula Cruz | Makeup Artist |
| Camera | André Paduano | Still Photographer |
| Lighting | Daniel Parrilla | Gaffer |
| Camera | Álvaro Carla | Camera Operator |
| Sound | Nicolás de Poulpiquet | Sound Mixer |
| Sound | Manuel Carrión | Foley Artist |
| Directing | Federico Untermann | Assistant Director |
| Production | Xavi Guallar | Production Manager |
| Directing | Almudena Cortés | Script Supervisor |
| Camera | Fernando Bizcocho Sánchez | Key Grip |
