Other Mommy (2026)

Can I go inside your heart? From James Wan, one of the most influential architects of modern horror and the visionary behind M3GAN, Saw, Insidious and The Conjuring franchises--comes a terrifying, supernatural trip into the darkening world of a young girl as her family, and their home, are haunted by a sinister entity that is determined to take up residence inside her. But first, it needs to persuade her to let it in ... Academy Award® winner Jessica Chastain (It Chapter Two, The Eyes of Tammy Faye), Jay Duplass (Transparent, Industry), Arabella Olivia Clark (Springsteen: Deliver Me From Nowhere, The Hand that Rocks the Cradle) and Dichen Lachman (Severance) star in this chilling tale of terror, from Rob Savage, the bold genre director of the acclaimed films Host and The Boogeyman. From Atomic Monster and Blumhouse, the film is from a screenplay by WGA award winner Nathan Elston, writer for the Emmy-winning sensation Succession, based on the New York Times bestselling novel Incidents Around the House by Josh Malerman (Bird Box). The film is produced by James Wan and is executive produced by Michael Clear, Judson Scott, Macdara Kelleher, Rob Savage, Josh Malerman and Ryan Lewis. Alayna Glasthal is the executive overseeing the film for Atomic Monster.