A sinister doppelgänger turns family life into a nightmare.
Synopsis
Young Bela begins noticing a strange presence inside her home - a mysterious woman who looks exactly like her mother but behaves in increasingly disturbing ways.
As the sinister figure, known only as Other Mommy, grows closer to Bela, it starts as an unsettling relationship that soon becomes a terrifying battle for the young girl's trust, as the entity slowly threatens to tear her family apart.
With no one fully understanding the horror unfolding inside the house, Bela must confront a malevolent force hiding behind the face of the person she loves most.
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About the Film
Other Mommy is a supernatural psychological horror film directed by Rob Savage (Host), based on the bestselling novel Incidents Around the House by Josh Malerman.
Produced by Blumhouse Productions and Atomic Monster, with James Wan serving as producer, the film explores childhood fear through the eyes of a young girl haunted by a terrifying doppelgänger.
Adapted for the screen by Nathan Elston, the story blends domestic psychological horror with supernatural suspense, centering on family relationships, identity, and the fear that the people closest to us may not be who they seem.
Director and Cast
Other Mommy is directed by Rob Savage, written by Nathan Elston and the cast includes Jessica Chastain, Jay Duplass, Arabella Olivia Clark, Dichen Lachman, Arian Moayed and Karen Allen.
Trailer
Release Date
Other Mommy will be released exclusively in theaters on October 9, 2026.