A teenage girl moves into a remote country home with her family, only to discover that the gloomy old house has a horrifying past that threatens to destroy them.
Unfortunately the movie Darkness is not yet available on HBO Max.
| Production | Carlos Fernández | Executive Producer |
| Production | Guy J. Louthan | Executive Producer |
| Production | Brian Yuzna | Producer |
| Directing | Jaume Balagueró | Director |
| Writing | Jaume Balagueró | Screenplay |
| Sound | Carles Cases | Original Music Composer |
| Production | Bob Weinstein | Executive Producer |
| Writing | Fernando de Felipe | Screenplay |
| Production | Julio Fernández | Producer |
| Production | Harvey Weinstein | Executive Producer |
| Editing | Luis de la Madrid | Editor |
| Camera | Xavi Giménez | Director of Photography |
| Production | Matt Western | Casting |
| Costume & Make-Up | Eva Arretxe | Costume Design |
| Production | Elena Arnao | Casting |
| Art | Ramón Moya | Construction Manager |
| Directing | Anna Rua | Second Assistant Director |
| Art | Félix Álvarez | Painter |
| Art | Joan Sabaté | Property Master |
| Art | Martín Sánchez Fernández | Painter |
| Directing | Iñaki Sánchez Arrieta | Second Second Assistant Director |
| Art | Paco Escofet | Assistant Set Decoration |
| Art | Jerome Boyle | Props |
| Directing | Rita Rubio | Third Assistant Director |
| Art | Antonio Sánchez-Romo | Supervising Carpenter |
| Lighting | Kike Martínez | Electrician |
| Camera | Roger Martínez | First Assistant Camera |
| Art | Jordi Huguet | Storyboard Artist |
| Camera | Francesc Carreras | First Assistant Camera |
| Camera | Juan Carlos Gómez | First Assistant Camera |
| Art | Gustavo Suñer | Props |
| Lighting | Diego Moyano | Electrician |
| Lighting | Javier Guerrero | Best Boy Electrician |
| Camera | Óscar Faura | Second Unit Director of Photography |
| Lighting | Luis Ayala | Electrician |
| Camera | Charly Guerrero | Grip |
| Camera | José Ángel Manrique | Grip |
| Production | Ingrid Fernández de Castro | Production Assistant |
| Camera | Marc Gómez del Moral | Second Assistant Camera |
| Sound | Ferran Mengod | Dialogue Editor |
| Sound | Jordi Monrós | Foley Recordist |
| Production | Mark Sonoda | Production Executive |
| Visual Effects | Martin Contel | CG Artist |
| Visual Effects | Joan Pardo | CG Artist |
| Visual Effects | Gloria Bernabeu | Digital Compositor |
| Sound | Manel López | Boom Operator |
| Camera | Ferran Calvó | Second Assistant Camera |
| Editing | José Calderón | Negative Cutter |
| Crew | Daniel Izar de la Fuente | Special Effects Technician |
| Lighting | Manel Fernández | Lighting Technician |
| Camera | Mundo Mulero | Key Grip |
| Sound | Salva Mayolas | Sound |
| Production | Alberto Álvarez | Production Assistant |
| Camera | Javier González Leonardo | Grip |
| Lighting | Charly Bujedo | Lighting Technician |
| Sound | Manuel Carrión | Foley Artist |
| Crew | José M. Meneses | Special Effects Technician |
| Crew | Juan Serrano | Special Effects Technician |
| Sound | Dani Fontrodona | Sound |
| Visual Effects | Jordi Costa | CG Artist |
| Writing | Allan Baker | Story Editor |
| Crew | Mary Kay McCoy | Dialogue Coach |
| Production | Elisa Sirvent | Production Assistant |
| Production | Elisa Sirvent | Location Manager |
| Production | Richard Hyland | Production Accountant |
| Crew | Elizabeth Himelstein | Dialect Coach |
| Costume & Make-Up | Nieves Martin | Hairstylist |
| Costume & Make-Up | Brad Wilder | Makeup Artist |
| Costume & Make-Up | Satur Merino | Hairstylist |
| Art | Deborah Chambers | Set Decoration |
| Art | Sylvia Steinbrecht | Set Decoration |
| Costume & Make-Up | Alma Casal | Makeup Department Head |
| Art | Llorenç Miquel | Production Design |
| Production | Jesús L. Pérez Villar | Production Manager |
| Directing | Mariana Gironella | Script Supervisor |
| Art | Pedro Jesús De la Fuente | Construction Coordinator |
| Sound | Marc Orts | Sound Re-Recording Mixer |
| Camera | José Manuel Herrero Gaspar | Underwater Camera |
| Art | José Luis Moya | Construction Coordinator |
| Camera | Manuel Zambrana | Still Photographer |
| Camera | Albert Carreras | Camera Operator |
| Sound | Manel López | Sound Editor |
| Editing | Bernat Vilaplana | First Assistant Editor |
| Sound | Jaume Puig | Dolby Consultant |
| Camera | Ramón Sánchez | Steadicam Operator |
| Visual Effects | Jaume Vilaseca | Visual Effects Supervisor |
| Camera | Sebastián Hernandis | Underwater Camera |
| Lighting | José Luis Rodríguez | Gaffer |
| Crew | Luis de la Madrid | Visual Effects Editor |
