Wyatt Earp (Henry Fonda) and his brothers are driving some cattle near the town of Tombstone when one of them, James, is murdered. Determined to get to the bottom of things, he takes on the job of town marshal and together with his brothers Morgan (Ward Bond) and Virgil (Tim Holt) soon sets his sights on the Clanton family led by Walter Brennan. Along the way he befriends the erratic, usually drun...