[1] The film is based on the game Werewolves of Millers Hollow created by Philippe des Pallières and Hervé Marly and published by Asmodee Group.

The cast is led by Jean Reno, alongside Franck Dubosc, Suzanne Clément, Gregory Fitoussi and Bruno Gouery.

[3][4] Principal photography took place in Prague in the summer of 2023, using a medieval set originally created for the television series Knightfall.

The film also used Czech locations including Drevníky, Zduchovice, and Výsluní u Chomutova, shooting under its French title Les Loups Garous de Thiercelieux.

[6] Phil Hoad in The Guardian awarded it three stars, calling it a "rather sweet" and "well-packaged, undemanding fun" film which "has a good degree of Bill & Ted-style sport with olden times".