The Primal Law
- Ano: 1921
- País:
- Xénero: Action, Drama, Romance
- Estudo: Fox Film Corporation
- Palabra clave: mexico, texas, black and white, held at gunpoint, treachery, silent film, cattle ranch, damsel in distress
- Director: Bernard J. Durning
- Reparto: Dustin Farnum, Mary Thurman, Harry Dunkinson, Philo McCullough, William Lowery, Charles Gorman