American actress Mason Reeves is fast becoming one to watch, making an impressive film debut in Josephine, Beth de Araújo’s acclaimed drama which premiered at the 2026 Sundance Film Festival.

Starring alongside Channing Tatum and Gemma Chan, Reeves takes on the title role of an eight year old girl whose life is changed after witnessing a violent crime. Her compelling performance has attracted significant attention, with the film winning both the US Dramatic Grand Jury Prize and Audience Award at Sundance. Following the film’s international festival run, Josephine is now building towards its wider theatrical release, including a scheduled UK release on November 20. With the film already generating considerable industry buzz and Reeves establishing herself as a striking new talent, audiences will be watching closely to see what comes next for this promising young actor.