The Horse Soldiers (1959)
1 trivia entry
Directed by: John Ford
Starring: John Wayne, William Holden, Constance Towers, Judson Pratt
Factual error: The movie takes place in 1863, however, the Union cavalry troops are equipped with Springfield "Trapdoor" carbines, a weapon not introduced until 1873.
Major Kendall: Now come off it Colonel, even you were born.