Sign of the Wolf
- Ano: 1941
- País: United States of America
- Xénero: Drama, Adventure, Crime, Romance
- Estudo: Monogram Pictures
- Palabra clave: rescue, dog, german shepherd, dog trainer
- Director: Howard Bretherton
- Reparto: Michael Whalen, Grace Bradley, Darryl Hickman, Mantan Moreland, Louise Beavers, Wade Crosby