Bill Coontz

Yuma is accosted by two ex Yankee Prisoners seeking to take gold from a Captain Pollack who later Yuma learns is a demented ex-Confederate prison officer who hoards prisoner mined gold with which he plans to reverse the outcome of the war.

Earp has convinced Wells Fargo to use undercover agents to help protect shipments but the job is dangerous. After stopping one of Clanton's robbery attempts, Earp realizes the agent is in danger for his life unless Earp acts to save him.

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.

After $40,000 is stolen from the blown Wells Fargo safe, a drunk Doc Holliday rides into Tombstone with $4000 in stolen bonds. Since he was recognized as one of the robbers, Earp is forced to arrest him but Doc refuses to defend himself.

An elderly river boat captain and his grandson joing the train before striking out on their own. With Ed Wynn.