Sign of the Wolf
- An: 1941
- Pays: United States of America
- Genre: Drame, Aventure, Crime, Romance
- Studio: Monogram Pictures
- Mot-clé: rescue, dog, german shepherd, dog trainer
- Réalisateur: Howard Bretherton
- Jeter: Michael Whalen, Grace Bradley, Darryl Hickman, Mantan Moreland, Louise Beavers, Wade Crosby