Cillian Murphy Stars in Tim Mielants’ Drama Steve: A Look at the 2025 Film

Cillian Murphy leads the cast of the 2025 drama Steve, directed by Tim Mielants and based on the 2023 novella Shy by Max Porter. The film, which explores the challenges faced by a headteacher at a school for boys with social and behavioral difficulties, premiered at the 2025 Toronto International Film Festival before its wider release. It arrived in select cinemas in the United Kingdom and the United States on September 19, 2025, followed by a streaming debut on Netflix on October 3, 2025.

The Story Behind the Film

The narrative of Steve centers on a single, intense day in the life of its titular character, a devoted headteacher working at a “last-chance” reform school. According to Netflix, the film depicts his efforts to keep his students in line while he simultaneously manages significant personal pressures. The screenplay was written by Max Porter, adapting his own prose work. The production was helmed by Cillian Murphy’s company, Big Things Films, in collaboration with producer Alan Moloney.

Cast and Production Details

The film features an ensemble cast alongside Cillian Murphy, who plays the headteacher. According to the production credits, the cast includes:

• Tracey Ullman as Amanda
• Jay Lycurgo as Shy
• Simbi Ajikawo (also known as Little Simz) as Shola
• Emily Watson as Jenny

The supporting cast features a wide range of actors, including Douggie McMeekin, Youssef Kerkour, Roger Allam, and Araloyin Oshunremi. The film’s cinematography was handled by Robrecht Heyvaert, with music composed by Ben Salisbury and Geoff Barrow. The final cut of the film has a running time of 92 minutes.

Release and Distribution

Steve was a global release for Netflix, which served as the primary distributor for the project. Following its world premiere in the Platform Prize section at the 2025 Toronto International Film Festival on September 5, 2025, the film saw a limited theatrical run. Netflix made the movie available to its subscribers worldwide on October 3, 2025. The film is classified as a drama and is noted for its focus on social issues, fitting into the “independent” and “art house” categories on the streaming platform.

Key Takeaways

• Source Material: The film is an adaptation of Max Porter’s 2023 novella, Shy.
• Director: Tim Mielants directed the project, having previously collaborated with Murphy.
• Production: The film was produced by Big Things Films, Cillian Murphy’s own production banner.
• Availability: Following a September 2025 theatrical release, the film was added to the Netflix library on October 3, 2025.

The film has been described by critics and promotional materials as an intimate, understated drama. By focusing on the psychological state of a man struggling to maintain order in a high-pressure environment, Steve aims to provide a grounded look at the complexities of the educational and social welfare systems in the United Kingdom.