A24 will release Backrooms in theaters on May 29, 2026.

Kane Parsons directs from a script by Roberto Patino (“Westworld,” “Sons of Anarchy”).

Chiwetel Ejiofor and Renate Reinsve lead the cast, with Mark Duplass (“The Creep Tapes”), Finn Bennett (“True Detective”), Lukita Maxwell (Afraid) and Avan Jogia (Resident Evil: Welcome to Raccoon City) also starring.

The science fiction horror film is based on the world of Kane Parsons’s viral videos. The film plot is being kept under wraps. The press release detailed, “Kane Parsons is a 19-year-old director and VFX artist. His viral found footage YouTube series The Backrooms has amassed nearly 100 million views. Parsons will direct the film over his Summer vacation.”

A24, Atomic Monster, Chernin Entertainment and 21 Laps Entertainment are joining forces on the project.

James Wan and Michael Clear are producing for Wan’s Atomic Monster.