A24 has unveiled the official trailer and new poster for their upcoming horror thriller undertone, which will launch in US theaters on March 13th, 2026. The film world premiered at the 2025 Fantasia International Film Festival, where it won the audience award for Canadian films.
Undertone is written and directed by Ian Tuason, in his directorial debut, and stars Nina Kiri, Kris Holden-Ried, Michèle Duquet, Keana Lyn Bastidasand, Sarah Beaudin, Seled Calderon and Adam DiMarco.
In the film, the host of a popular paranormal podcast becomes haunted by terrifying recordings mysteriously sent her way.
You can find the release date on our In Theaters Calendar. Check out the new official trailer and poster below.
