“Which twin would you die for?”
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Sibling Rivalry (2026) – Official Trailer, Cast & Details
Sibling Rivalry at a Glance
Sibling Rivalry is a 2026 horror and thriller film from director Jake Welge, featuring Emma Pickett, Emma Pickett and Benjamin May. It runs 10 minutes and was released on September 25, 2026.
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An official trailer for “Sibling Rivalry” has not been indexed yet from verified studio channels.
Search Clips on YouTubeStoryline & Synopsis
When identical twin sisters Diana and Marilyn swap places as a harmless Christmas prank, Diana's husband acts on a secret murder plot and kills the wrong sister. As he mistakes his wife for his victim, she must play along to survive long enough to escape.
Where “Sibling Rivalry” Fits in the 123Movies Catalog
Frequently Asked Questions About Sibling Rivalry
When was Sibling Rivalry released?
Sibling Rivalry was released on September 25, 2026.
What is the runtime of Sibling Rivalry?
Sibling Rivalry has a runtime of 10 minutes (10 minutes).
Who stars in Sibling Rivalry?
Sibling Rivalry stars Emma Pickett as Diana, Emma Pickett as Marilyn, Benjamin May as Elvis and Rebecca Whelan as Marilyn Double.
Who directed Sibling Rivalry?
Sibling Rivalry was directed by Jake Welge. The screenplay is credited to Jake Welge and Ross Hunter.
What genre is Sibling Rivalry?
Sibling Rivalry is listed on TMDB as a mix of horror and thriller.
What movies are similar to Sibling Rivalry?
Movies TMDB recommends alongside Sibling Rivalry include Silent Night, Deadly Night (2025), The Sacrifice Game (2023), Black Phone 2 (2025), The Jester (2023) and A Nasty Piece of Work (2019).
Can I stream the full movie of Sibling Rivalry on 123Movies?
No. 123Movies only shows official trailers and title information. Full movies are not hosted or linked on this site.
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A Nasty Piece of Work
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Goodnight Mommy
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Insidious: The Last Key
Play Dead
Curve
