The Primal Law
- annos singulos: 1921
- Patriam:
- genus: Action, Drama, Romance
- Studio: Fox Film Corporation
- keyword: mexico, texas, black and white, held at gunpoint, treachery, silent film, cattle ranch, damsel in distress
- Director: Bernard J. Durning
- cast: Dustin Farnum, Mary Thurman, Harry Dunkinson, Philo McCullough, William Lowery, Charles Gorman
