In 18th century France, the Chevalier de Fronsac and his Native American friend Mani are sent by the King to the Gevaudan province to investigate the killings of hundreds by a mysterious beast.

Samuel Le Bihan
as Grégoire de Fronsac

Vincent Cassel
as Jean-François de Morangias

Émilie Dequenne
as Marianne de Morangias

Monica Bellucci
as Sylvia

Jérémie Renier
as Thomas d'Apcher

Mark Dacascos
as Mani

Jean Yanne
as Le Comte de Morangias

Jean-François Stévenin
as Sardis

Johan Leysen
as Beauterne

Jacques Perrin
as Thomas Agé