Arizona, 1881. A stagecoach robbery with international consequences leads to a showdown between the Earp brothers and the Clanton-McLaury Cowboys.
In the wake of the gunfight, a disgraced Ike Clanton attempts to sway public opinion by branding the Earps and Doc Holliday as cold-blooded killers.
Facing murder charges, the Earps and Doc Holliday work with a lawyer to prove their innocence. As news of the case spreads, the country takes sides.
After a major courtroom defeat, the Cowboys hatch a plan to ambush Tombstone and regain power. A shocking murder pushes Wyatt over the edge.
Lacking faith in the Arizona legal system, Wyatt takes the law into his own hands and embarks on a headline-making vigilante crusade against Ike Clanton.
As Tombstone's murder rate skyrockets, Wyatt and Ike bolster their ranks in preparation for a final clash. The White House takes steps to restore peace.
