A young family find themselves in serious danger when they move to an isolated haunted house in the Yorkshire Moors.
You can now watch Altar online on the following streaming providers in the United States.
| Directing | Nick Willing | Director |
| Writing | Nick Willing | Writer |
| Production | Michele Camarda | Producer |
| Camera | Jan Richter-Friis | Director of Photography |
| Editing | David Freeman | Editor |
| Production | Amy Hubbard | Casting |
| Art | John Ellis | Production Design |
| Art | Rebecca Mason | Art Direction |
| Costume & Make-Up | John Lindlar | Costume Design |
| Costume & Make-Up | Carolyn Cousins | Hairstylist |
| Art | Greyham Feehily | Construction Coordinator |
| Sound | Steve Browell | ADR & Dubbing |
| Crew | Matthew Dawson | Sound Recordist |
| Sound | Barnaby Smyth | Foley |
| Sound | Doug Cooper | Sound Re-Recording Mixer |
| Sound | Markus Moll | Sound Re-Recording Mixer |
| Sound | Bernard O'Reilly | Supervising Sound Editor |
| Editing | Steve Browell | Dialogue Editor |
| Visual Effects | Ken Turner | Animation Supervisor |
| Visual Effects | Alexis Haggar | Visual Effects Supervisor |
| Visual Effects | Dan Marbrook | Visual Effects Supervisor |
| Crew | Riky Ash | Stunt Coordinator |
| Camera | Anthony Hugill | Camera Operator |
| Camera | Matt Squire | Still Photographer |
| Camera | Phil Witcomb | Still Photographer |
| Lighting | Mike Archer | Gaffer |
| Sound | Christoph Bauschinger | Music Editor |
| Sound | Michael Connell | Music Editor |
| Directing | Liz Briggs | Script Supervisor |
| Crew | Rachel McWatt | Unit Publicist |
| Production | Charles Bates | Line Producer |
| Production | Robert Halmi Jr. | Executive Producer |
| Production | Robert Halmi Sr. | Executive Producer |
| Production | Hugo Heppell | Executive Producer |
| Production | Jim Reeve | Executive Producer |
| Sound | Simon Boswell | Original Music Composer |
| Crew | Lee Bagley | Stunt Double |
| Crew | Zarene Dallas | Stunt Double |
