Released
Sibling Rivalry
Released on September 25, 2026
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.
- Status
- Released
- Release date
- Type
- Movie
- Category
- Movies
Sibling Rivalry: release questions
When is Sibling Rivalry coming out?
Released on September 25, 2026.
Is Sibling Rivalry out yet?
Yes. Released on September 25, 2026.
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