The trailer for the upcoming horror film Other Mommy, starring Jessica Chastain, began playing exclusively in theaters before Christopher Nolan’s The Odyssey. The preview has sparked intense reactions from moviegoers, many of whom reported being terrified by its jump scares ahead of the epic film.
Cinema marketing often relies on hyperbole, but the buzz surrounding the first trailer for Other Mommy appears to be driven by visceral audience responses. Attached to IMAX and standard screenings of Christopher Nolan’s The Odyssey, the trailer for the Blumhouse and Atomic Monster production has left viewers unsettled, with many sharing their experiences on social media platforms like TikTok and Reddit. According to Washingtonpost, some theatergoers even joked about forming support groups after the unexpected intensity of the preview.
A Chilling Introduction to ‘Other Mommy’
Directed by Rob Savage—known for the pandemic-era breakout hit Host—Other Mommy is an adaptation of the horror novel Incidents Around the House by Josh Malerman, who also penned Bird Box. The film stars Jessica Chastain in dual roles, including the titular entity, and Arabella Olivia Clark as Bela, an eight-year-old girl caught in the middle of a domestic nightmare. As reported by Bloody Disgusting, the plot centers on Bela’s struggle to protect her family from a sinister presence that emerges from her closet.

The trailer’s effectiveness stems from a specific, high-tension sequence involving a kitchen interaction. The footage begins with a seemingly mundane scene of a girl eating lunch before the mother, played by Chastain, arrives and begins asking unnerving questions, such as whether her daughter remembers where she came from. The tension culminates in a jump scare involving the father, played by Jay Duplass, who discovers his wife contorting in an unnatural, spider-like fashion beneath a table.
Audience Reactions and Marketing Strategy
The decision to debut the trailer exclusively in theaters before The Odyssey—a film that grossed $264 million worldwide—has proven to be a strategic move. By placing the horror preview before a major cinematic event, Universal Pictures ensured the scares were experienced in a high-impact environment. soapcentral.com noted that the sound design and large-format screens amplified the audience’s reaction, with one viewer writing on Reddit: The giant screen and insanely loud sound made this look like the scariest movie ever made.

While the trailer has yet to be released online, the anticipation is palpable. Enthusiasts have pointed to the film’s influences, noting huge J-horror influences reminiscent of Ju-on: The Grudge. The film is currently scheduled for a theatrical release on October 9, 2026, positioning it as a key entry for the Halloween season.
Production and Cast Details
The film is produced by James Wan and Atomic Monster, a team with a significant track record in the supernatural horror genre. The screenplay was written by Nathan Elston, who is known for his work on the series Succession.
- Dichen Lachman
- Sean Kaufman
- Adam Silver
- Karen Allen as Grandma Ruth
- Rosie Anne O’Gorman
The project was originally slated for a May 8, 2026, release but has been shifted to the fall to capitalize on seasonal demand. For fans waiting to see the footage, the industry consensus remains that an online release is expected shortly, though many who caught it on the big screen suggest the theatrical experience is the intended way to view the film’s jump scares.
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