Jessica Chastain’s Other Mommy Trailer Will Leave Horror Genre Fans Unsettled

Jessica Chastain stars in Other Mommy, a chilling horror film based on Josh Malerman's bestselling novel.

The first trailer for Other Mommy has been released, giving horror fans a chilling preview of the upcoming supernatural film. Starring Jessica Chastain, the upcoming horror film promises a creepy mix of supernatural elements, family drama, and psychological fear. The trailer gives audiences a first look at a disturbing presence that enters a young girl’s life and slowly turns her world upside down.

Based on Josh Malerman’s bestselling 2024 novel Incidents Around the House, Other Mommy tells the story of eight-year-old Bela, who finds herself haunted by a mysterious entity that looks and sounds just like her mother. The sinister figure slowly begins to haunt Bela and her family, turning their lives into a terrifying nightmare.

The trailer doesn’t reveal much about the story but offers enough to leave viewers unsettled. It is filled with eerie visuals, tense moments, and several jump scares that build suspense without revealing too much about the mystery. The teaser creates an eerie atmosphere that keeps the tension high from beginning to end.

Directed by Rob Savage, the film stars Jessica Chastain as Bela’s mother, alongside Arabella Olivia Clark, who plays Bela and Jay Duplass as Bela’s father. The film is produced by James Wan through his production company Atomic Monster and Blumhouse Productions, two studios behind popular horror franchises such as The Conjuring and Insidious. Their involvement has already raised expectations among fans of the horror genre.

Following the trailer’s release, many fans have praised its creepy atmosphere and effective jump-scare moments, with several calling it one of the most unsettling horror trailers of the year. While it doesn’t reveal many plot details, the teaser successfully builds curiosity about the mysterious entity and Bela’s terrifying journey.

Other Mommy is set to release in theatres on October 9, 2026. With its unsettling first trailer, eerie atmosphere, and strong cast, the film is already shaping up to be a must-watch for horror genre fans looking for a new supernatural thriller this year.

-Simran Gilra

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