Overview
- Lionsgate will release the psychological thriller in U.S. theaters on December 19, 2025, following a first trailer that debuted September 16.
- At the New York premiere on December 3, author Freida McFadden said she loved the movie and called it "better than the book."
- Director Paul Feig said the film stays largely faithful to the novel while making more cinematic changes and adding an extra ending.
- Sydney Sweeney plays Millie and Amanda Seyfried plays Nina, with both serving as executive producers alongside author McFadden.
- The cast also includes Brandon Sklenar, Michele Morrone, Indiana Elle, and Elizabeth Perkins, and an India release is set for January 2, 2026 via PVRINOX Pictures.