John Bishop discovers a plot to rob a silver mine belonging to his girlfriend Mary's father and, to foil the evildoers, he joins them.

A cavalry officer helps save a family's ranch from land grabbers

A greedy businessman-turned-renegade foments an Indian uprising against the coming telegraph to perpetuate his economic stranglehold on the territory.

John Mason returns to the Sally Ann mine to claim his half share. Janet Cater also returns although her father lost his half share to Joe Ryan. Ryan and his gang are also there to get the gold. A mysterious Phantom is also present. Mason's plan to expose Ryan as an outlaw and to force him to turn his share to Janet works. But when distracted by the Phantom, John is made a prisoner by the gang.

Deputy Sheriff John Steele recruits bandit Sonora Joe to help him find out who's been bumping off all the local lawmen and rustling the cattle.

John Drury saves Duke, a wild horse accused of murder, and trains him. When he discovers that the real murderer, a bad guy known as The Hawk, is the town's leading citizen, Drury arrested on a fraudulent charge.

A collection of film clips profiling animal actors.