 In the film, Gabriel is portrayed as an aggressive antagonist, ruling by force and fear.In the novel, he is a new addition to the pack, and wins his mantle of leadership in the Ordeal according to the Old Way.Additionally, the relationship between Gabriel and Vivian in the novel is vastly different from how it is depicted in the film, and the nature of the Loups-Garoux is more bloodthirsty and vengeful towards humans in the film.