Mouse

Mouse is a comedy-drama centering on the sudden collapse of the bond between two high school students, Callie and Minnie, during the summer before their final year. Following the loss of her close friendship with the charismatic Callie, Minnie struggles to find her way and develops an intricate relationship with Callie's mother.

The film was co-directed by Alex Thompson and Kelly O'Sullivan, both of whom previously worked together on Ghostlight in 2024. For Thompson, this project follows his work on Saint Frances in 2020 and Rounding in 2022. Kelly O'Sullivan also wrote the screenplay. The cast features Sophie Okonedo as Helen Bell, Katherine Mallen Kupferer as Minnie Dunn, and Chloe Coleman as Callie Bell, with supporting roles played by David Hyde Pierce, Tara Mallen, and Iman Vellani.

Produced by Little Engine, Runaway Train, Metropolitan Entertainment, and Rosalind Productions, the movie had a budget of 3 million USD. It runs for 120 minutes and was released in the United States on February 13, 2026.