James Edward Grant nasceu o 2 de julho de 1905 em Chicago, Illinois, EUA. Era autor e diretor e foi conhecido pelo seu trabalho em O Álamo (1960), Os Comancheros (1961) e O Anjo e o Malvado (1947). Foi casado com Josephine Foy Grant. Morreu o 19 de fevereiro de 1966 em Burbank, Califórnia, EUA.
Close friend of and frequent film collaborator with John Wayne.
A notoriously heavy drinker for many years, he eventually became a prominent figure in the Los Angeles branch of Alcoholics Anonymous.
Grant's wife, Josephine Foy Grant, died in 1987.
James Edward Grant started as a newspaperman in Chicago in the 1920s. He moved to Hollywood to write under contract with Republic. His passions were bullfighting and writing. He spent the last years of his life in Spain.