A horse race between horse owner Milt Canyon and Bullhead turns violent when the Indian pony wins. With Canyon dead the locals want to lynch Bullhead. Earp has to keep peace by convincing Bullhead to return to Dodge City for trial.
Two bad men abandon their plans to rob passengers when they discover gold - but winter is approaching.
Tensions rise when an Irishman looking for a murderer raises the suspicions of other Irish immigrants on the wagon train. With Cliff Robertson.
A captain goes after five Hawaiian slaves who escaped from his schooner.
An British colonel (Charles Laughton) becomes the source of friction on the wagon train.