13: The Musical is a 2022 American musical coming-of-age comedy-drama film directed by Tamra Davis from a screenplay written by Robert Horn, based on the 2007 stage musical of the same name by Horn, Jason Robert Brown, and Dan Elish. The film stars an ensemble cast that includes Eli Golden, Gabriella Uhl, Frankie McNellis, JD McCrary, Lindsey Blackwell, Jonathan Lengel, Ramon Reed, Nolen Dubuc, Luke Islam, Liam Wignall, Shechinah Mpumlwana, Khiyla Anne, Kayleigh Cerezo, and Willow Moss, with Debra Messing, Josh Peck, Peter Hermann, and Rhea Perlman.

A film adaptation of 13: The Musical was officially announced in September 2019, with Davis hired as director and Horn confirmed to be adapting his and Elish's book as the screenplay. That same month, Brown was also confirmed to be returning to write new songs for the film, and Christopher Lennertz was hired to compose the film's incidental score. The cast was filled out between October 2020 and April 2021, including Golden, Uhl, McNellis, McCrary, Blackwell, Lengel, Messing, Perlman, Hermann, and Peck. Principal photography took place between June and August 2021.

13: The Musical premiered at the Paris Theater in New York City on August 8, 2022, and was released through Netflix on August 12.