Other Mommy, the new horror film from producer James Wan, is set to release in theaters on October 9, 2026.
Release Date And Studio
Universal Pictures will distribute Other Mommy in the United States on October 9, 2026. The film was originally scheduled for May 8, 2026, but the studio moved it to the October date to place it in the pre Halloween window. The Hollywood Reporter
Plot And Story
The story follows Bela, a young girl who begins to notice a strange presence in her home. This entity looks like her mother but is not her mother. It calls itself Other Mommy and slowly tries to get closer to Bela. Bloody Disgusting
The film is based on the 2024 novel Incidents Around the House by Josh Malerman. The book follows a similar setup, centered on a family under strain and a young girl who forms a bond with a dangerous presence. Wikipedia
Cast
Jessica Chastain plays two roles in the film. She appears as Bela’s real mother and also as the entity known as Other Mommy. Jay Duplass plays Bela’s father, known in the film as Daddo. Arabella Olivia Clark plays Bela. The cast also includes Dichen Lachman, Arian Moayed, and Karen Allen. Bloody Disgusting

Director And Writer
Rob Savage directs Other Mommy. Savage is known for the horror films Host and The Boogeyman. Nathan Elston wrote the screenplay. Elston is known for his writing work on the series Succession. The Hollywood Reporter
Production Companies
Other Mommy comes from Atomic Monster, the production company founded by James Wan, along with Blumhouse Productions and Spin a Black Yarn. Wan serves as a producer on the film through Atomic Monster. TheWrap

Key Facts At A Glance
| Detail | Information |
|---|---|
| Title | Other Mommy |
| Director | Rob Savage |
| Writer | Nathan Elston |
| Based On | Incidents Around the House by Josh Malerman |
| Producer | James Wan |
| Studio | Universal Pictures |
| Production Companies | Atomic Monster, Blumhouse Productions, Spin a Black Yarn |
| Lead Cast | Jessica Chastain, Jay Duplass, Arabella Olivia Clark |
| Release Date | October 9, 2026 |
Filming And Title Change
Principal photography for Other Mommy began on May 12, 2025, in Dublin, Ireland. The film carried a different working title during production before it was renamed Other Mommy in July 2025. Universal Studios Wiki
Trailer
The official trailer for Other Mommy has been released. It shows Bela discovering signs of the entity around her home, including a heart shape drawn in the condensation on her bathroom mirror. CinemaNerdz
FAQ: Other Mommy (2026)
Q: What is “Other Mommy” about?
A: Other Mommy follows Bela, a seven-year-old girl, as she forms a disturbing bond with a sinister entity in her home that looks eerily like her real mother. The story blends domestic psychological horror with supernatural suspense, exploring themes of childhood fear, family identity, and the unsettling moment kids realize their parents are flawed, human beings rather than perfect figures.
Q: When does “Other Mommy” release in theaters?
A: Other Mommy is set for a nationwide theatrical release on October 9, 2026, distributed by Universal Pictures. The film was originally slated for May 8, 2026, but Universal pushed it back to October.
Q: Who directs “Other Mommy”?
A: The film is directed by Rob Savage, known for Host and The Boogeyman. Savage also co-wrote elements of the film’s tone alongside screenwriter Nathan Elston, a WGA Award winner known for his work on Succession.
Q: Who produces “Other Mommy”?
A: James Wan produces the film through his Atomic Monster banner, alongside Blumhouse Productions and Spin a Black Yarn. Wan is known for horror franchises including The Conjuring, Insidious, and Saw.
Q: What book is “Other Mommy” based on?
A: The film is adapted from Incidents Around the House, a New York Times bestselling novel by Josh Malerman, the author also known for Bird Box.
Q: Who stars in “Other Mommy”?
A: The cast includes Jessica Chastain in a dual role as both Ursula (Bela’s mother) and the “Other Mommy” entity, along with Jay Duplass, Arabella Olivia Clark, Dichen Lachman, Arian Moayed, and Karen Allen.
Q: Is there a trailer for “Other Mommy”?
A: Yes, the official trailer was released in July 2026, showing the tense domestic dynamic between Bela’s family and the unsettling doppelgänger figure that begins to infiltrate their home.
Q: Why was “Other Mommy” delayed?
A: Universal moved the release from its original May 2026 date to October 9, 2026, positioning it closer to the Halloween season, a strategic slot for horror releases.






















