Weapons was such a smashing box office success that fans immediately begged director Zach Cregger for more - and now a prequel is finally happening. Chatter about a potential second movie began shortly after the film's initial release in August 2025. The horror flick starred Josh Brolin, Julia Garner, Alden Ehrenreich, Austin Abrams, Toby Huss, Benedict Wong, Amy Madigan, Whitmer Thomas and Callie Schuttera, with a cameo from Justin Long. (Long also appeared in Cregger's Barbarian, however, Cregger told Us Weekly at the film's premiere that Weapons is "not affiliated with Barbarian.