Universal releases Official Trailer for Other Mommy

Universal Pictures has released the first official trailer for the upcoming horror film "Other Mommy," generating significant buzz for its chilling preview and the return of star Jessica Chastain to the genre. The trailer debuted online on July 21, 2026, after initially screening in theaters ahead of Christopher Nolan's "The Odyssey."

The film stars Academy Award winner Jessica Chastain in dual roles as a mother and a sinister entity that mimics her appearance, known as "Other Mommy." The story follows a young girl named Bela, played by Arabella Olivia Clark, who discovers the entity in her home. As Bela forms a troubling relationship with the creature, the presence grows increasingly dangerous, threatening the girl and her family. Jay Duplass co-stars as Bela's father, with a supporting cast that includes Dichen Lachman, Arian Moayed, Sean Kaufman, and Karen Allen.

Produced by horror maestro James Wan through Blumhouse Atomic Monster, "Other Mommy" is directed by Rob Savage, known for films like "Host" and "The Boogeyman." The screenplay, written by Nathan Elston, is based on Josh Malerman's 2024 novel "Incidents Around the House." The project marks a notable return to horror...