Hell of a Summer is a 2023 comedy horror film written and directed by Finn Wolfhard and Billy Bryk. It stars Fred Hechinger, Abby Quinn, D'Pharaoh Woon-A-Tai, Bryk, Wolfhard, Pardis Saremi, Rosebud Baker, and Adam Pally. The film follows a group of counselors at a summer camp who are targeted by a mysterious, devil-masked killer.

It premiered at the Toronto International Film Festival on September 10, 2023, and was released by Neon on April 4, 2025.