Chastel appeared as a character in the Brotherhood of the Wolf film.
Chastel is also a werewolf in Patricia Briggs' novel Hunting Ground. In this, he is both the Beast of Gévaudan and Jean Chastel. The werewolf known as Jean Chastel, after being threatened by the Marrok, stops hunting humans openly, and takes credit for the death of The Beast. Chastel continues to hunt humans, specifically women and children, but is more subtle.
In the 2016 Novel Loup-Garou: The Beast of Harmony Falls by David Reuben Aslin. Chastel appears as a werewolf who terrorizes the local population.
- Canepa, Nancy L. (1997). Out of the Woods: The Origins of the Literary Fairy Tale in Italy and France. Wayne State University Press. ISBN 0-8143-2687-0.