Grieving over the loss of her son, a mother struggles with her feelings for her daughter and her husband. She seeks out a ritual that allows her say goodbye to her dead child, opening the veil between the world of the dead and the living. Her daughter becomes the focus of terror. She must now protect against the evil that was once her beloved son.
Unfortunately the movie The Other Side of the Door is not yet available on HBO Max.
| Directing | Johannes Roberts | Director |
| Writing | Johannes Roberts | Writer |
| Writing | Ernest Riera | Writer |
| Sound | Joseph Bishara | Music |
| Editing | Baxter | Editor |
| Production | Michael Hothorn | Casting |
| Art | Bryan David | Production Design |
| Art | Prashant Laharia | Art Direction |
| Art | Fran Cooper | Set Decoration |
| Art | Agnes Goveas | Set Decoration |
| Costume & Make-Up | Divvya Gambhir | Costume Design |
| Costume & Make-Up | Nidhi Gambhir | Costume Design |
| Camera | Maxime Alexandre | Director of Photography |
| Costume & Make-Up | Dan Martin | Special Effects Makeup Artist |
| Visual Effects | Dan Martin | Creature Design |
| Production | Rory Aitken | Producer |
| Production | Alexandre Aja | Producer |
| Production | Tim Cole | Executive Producer |
| Production | Anna Kokourina | Producer |
| Production | Ben Pugh | Producer |
| Production | Justine Raczkiewicz | Co-Producer |
| Production | Josh Varney | Executive Producer |
| Costume & Make-Up | Bella Cruickshank | Makeup Designer |
| Costume & Make-Up | Jemma Harwood | Makeup Designer |
| Costume & Make-Up | Hermes Pittakos | Special Effects Makeup Artist |
| Sound | Rodney Berling | Sound Effects Editor |
| Sound | Peter Burgis | Foley Artist |
| Sound | Linda Brenon | Foley Editor |
| Sound | Michael Fentum | Sound Designer |
| Sound | Glen Gathard | Foley Mixer |
| Sound | Peter Hanson | Foley Editor |
| Sound | Andrea King | Foley Artist |
| Sound | Brendan Nicholson | Sound Re-Recording Mixer |
| Sound | Luke O'Connell | Sound Effects Editor |
| Sound | Steven Parker | Sound Effects Editor |
| Sound | Jack Stew | Foley Artist |
| Production | Julie Harkin | Casting |
