Other Mommy trailer: Yes, that Odyssey scare is real

The Other Mommy trailer yes — the clip jolting moviegoers ahead of Christopher Nolan's The Odyssey — is a theatrical preview for Jessica Chastain's new horror film. Adapted from Josh Malerman's bestseller Incidents Around the House, it packs a jump scare that opening-weekend crowds cannot shake, with the movie due in theaters Oct. 9.

Key Takeaways

• The Other Mommy trailer is playing in theaters ahead of Christopher Nolan's The Odyssey and has left opening-weekend audiences shaken by a jump scare.
• Jessica Chastain returns to horror in a dual role opposite young lead Arabella Olivia Clark as Bela, with Jay Duplass as Daddo.
• The film adapts Josh Malerman's New York Times bestselling novel Incidents Around the House and is produced by James Wan for Blumhouse Atomic Monster.
• Rob Savage (Host, Dashcam, The Boogeyman) directs; Other Mommy opens in theaters on Oct. 9.

If you walked into a packed Odyssey screening expecting mythic spectacle and instead felt your pulse spike before the feature even started, you are not alone. Mashable's Kristy Puchko reports that fans who took to theaters this opening weekend were shook by a surprising trailer ahead of the big show — and that preview belongs to Other Mommy.

For readers who track how Hollywood recycles dread across decades, this moment sits neatly in our Nostalgia: Then & Now lane: Chastain circling back to the genre that once made Momma and IT: Chapter Two household scare titles, now with a modern Blumhouse Atomic Monster sheen.

Why is the Other Mommy trailer shocking Odyssey crowds?

The short answer is timing plus craft. Christopher Nolan's The Odyssey already carries some truly spooky moments — Mashable nods to Team Circe — but the pre-show attachment that stole the room is Other Mommy.

According to Mashable's coverage of the trailer, the reaction is visceral enough that if you screamed at that jump scare, you are in crowded company. The preview is not a soft mood piece; it is engineered to land hard in a dark theater full of people who thought they were settling in for an epic.

That mismatch matters. Odyssey audiences are not a niche horror midnight crowd. They are a wide-release opening-weekend mix — families, Nolan faithful, casual blockbuster fans — which means a well-placed scare can travel farther than a trailer dropped quietly online.

In other words, the Other Mommy trailer yes conversation is not just about a clip looking cool on social feeds. It is about a physical room full of people reacting in real time, then carrying that story out of the multiplex.

What is Other Mommy about, and who is in it?

Other Mommy centers on a little girl named Bela, played by Arabella Olivia Clark. She has formed a disturbing bond with an entity that looks like her mother — and Jessica Chastain plays both roles in what Mashable calls a twisted double-turn.

Jay Duplass lends support as Daddo, rounding out the household at the center of the fear. The premise is intimate and uncanny: a child, a parent who may not be the parent, and a bond that already feels wrong before the jump scare even hits.

The story comes from Josh Malerman's New York Times bestselling novel Incidents Around the House. Adapting that bestseller gives the project a built-in curiosity hook beyond the trailer shock, tying literary dread to a wide theatrical scare push.

Chastain's return is the nostalgia pivot. She has previously starred in horror gems such as Momma and IT: Chapter Two. Seeing her back in the genre — this time in a dual turn as mother and the lookalike entity — is exactly the then-and-now cast story BlasterPost readers chase.

Who is making Other Mommy, and when can you see it?

Behind the camera, the credits read like a scare-stack. Horror icon James Wan produces for Blumhouse Atomic Monster, while director Rob Savage takes the helm.

Savage's recent résumé includes Host, Dashcam, and The Boogeyman. Mashable's take is that, from the looks of this trailer, he is primed for another scream-rich stunner sure to thrill audiences beyond this impactful preview.

The release date is clear: Other Mommy opens in theaters Oct. 9. That puts the film on a fall calendar where theatrical horror often thrives, and it gives the Odyssey-attached trailer weeks of word-of-mouth runway before the feature arrives.

Until then, many viewers are first encountering the footage in the dark, before Nolan's epic. That theater-first shock helps explain why the Other Mommy trailer yes chatter feels louder than a quiet online drop — the scare is landing as a live multiplex event.

Does this trailer change how we watch big-screen event movies?

Not forever — but it is a reminder that the pre-show slate still matters. A carefully chosen horror attachment can hijack the emotional weather of an evening that was sold as myth, scale, and prestige spectacle.

For Odyssey ticket holders, the practical tip is simple: arrive knowing a high-voltage scare may land before the main attraction. For horror fans, the same screening is currently delivering an early, high-impact look at Chastain's dual-role nightmare.

Either way, the cultural loop is familiar. A star revisits a genre that once defined a chapter of her career; a bestselling novel becomes a Blumhouse Atomic Monster production; a director with Host and The Boogeyman on the résumé gets a wide-audience shock window. Then and now collide in one jump scare.

Other Mommy is still months from its Oct. 9 opening. The trailer, though, is already doing the job trailers dream about: making strangers leave the cinema talking about a movie they have not seen yet — and, in some cases, still flinching when they think about it.