Backrooms is an upcoming American science fiction horror film directed by Kane Parsons and written by Will Soodik. It is based on the creepypasta of the same name that inspired the web series of the same name by Parsons. The film stars Chiwetel Ejiofor, Renate Reinsve, Mark Duplass, Finn Bennett, Lukita Maxwell and Avan Jogia. Backrooms is scheduled to be released in the United States by A24 on May 29, 2026. == Premise == After a therapist's patient goes missing into a dimension beyond reality, she has to enter the unknown to save him. == Cast == Chiwetel Ejiofor Renate Reinsve Mark Duplass Finn Bennett Lukita Maxwell Avan Jogia == Production == === Development === On January 7, 2022, Kane Parsons began uploading a video series titled Backrooms onto his YouTube channel Kane Pixels; the concept being loosely based on the internet urban legend/creepypasta, the Backrooms. In February 2023, a film adaptation was announced as a joint production between A24, Chernin Entertainment, Atomic Monster, and 21 Laps Entertainment, with Parsons directing and Roberto Patino writing. In May 2025, Chiwetel Ejiofor and Cristin Milioti entered negotiations to star in the film. Ejiofor was confirmed the following month, with Will Soodik writing the latest draft. Milioti's deal ultimately fell through and Renate Reinsve was be cast in her place. Mark Duplass, Finn Bennett, Lukita Maxwell and Avan Jogia were added to the cast in July. === Filming === Principal photography began on July 7, 2025 in Vancouver, Canada under the working title of Effigy. Filming wrapped on August 14, 2025. == Release == Backrooms is scheduled to be released in the United States by A24 on May 29, 2026. == References == == External links == Backrooms at IMDb