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Film · 2026

Other Mommy

Can I go inside your heart?

Directed by Rob SavageJessica ChastainArabella Olivia ClarkJay Duplass
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Other Mommy poster
9 Oct 2026UK release
1h 33mRunning time
15BBFC rating
HorrorGenre

The story

Young Bela forms a relationship with a sinister entity in her home that looks uncannily like her own mother, drawing her into a terrifying and increasingly dark world.

Hollywood Box stories

Other Mommy Trailer Turns Jessica Chastain into a Terrifying Doppelgänger

Other Mommy Trailer Turns Jessica Chastain into a Terrifying Doppelgänger
Jessica Chastain Is Every Child’s Worst Nightmare in the New Other Mommy Trailer

Jessica Chastain Is Every Child’s Worst Nightmare in the New Other Mommy Trailer
What Exactly Is Other Mommy? Jessica Chastain’s New Horror Villain Gets Even Creepier

What Exactly Is Other Mommy? Jessica Chastain’s New Horror Villain Gets Even Creepier

Cast

Jessica Chastain

Jessica Chastain

Ursula / Other Mommy
Arabella Olivia Clark

Arabella Olivia Clark

Bela
Jay Duplass

Jay Duplass

Daddo / Russ
Dichen Lachman

Dichen Lachman
Arian Moayed

Arian Moayed

Uncle Frank
Karen Allen

Karen Allen

Grandma Ruth
Sean Kaufman

Sean Kaufman
Adam Silver

Adam Silver
Carrie Dimaculangan

Carrie Dimaculangan

Callie
Travis Nelson

Travis Nelson

Tony
Hayley Spelman

Hayley Spelman

Other Mommy
Alec Secăreanu

Alec Secăreanu
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