The Undefeated (1969)

Western • G • Directed by: Andrew V. McLaglen • 118 minutes

In the tumultuous aftermath of the Civil War, Union Calvary officer John Henry Thomas takes his heroic men west while southerner James Langdon takes his soldiers to Mexico. When their paths cross, they forge an uneasy friendship that is quickly tested as they get caught between Mexican rebels and the Emperor's forces, and find themselves fighting side by side.