“Sunrise on the Reaping,” which is based on the 2025 novel of the same name, is set 24 years before the first “Hunger Games” movie. Because it centers on a young Haymitch, most fans assumed that Harrelson would not be involved with the film.

Suzanne Collins’ latest Hunger Games novel, Sunrise on the Reaping, will be adapted for the big screen, in theaters November 2026.At CinemaCon on Tuesday, Lionsgate unveiled details about the film, including its screenwriter.