The Masked Rider (1941)

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.

Fidencio Barrenillo parte hacia Arizona en busca de una vieja mina de plata que perteneció a su bisabuelo. Pero nada más cruzar la frontera es capturado por los apaches con la intención de sacrificarlo. Afortunadamente para él, el jefe de la tribu sufre un terrible dolor de muelas y ordena suspender la ejecución hasta nueva orden. Fidencio ve entonces una clara oportunidad para librarse de la muerte, y cura al jefe indio, convirtiéndose de inmediato en el hijo adoptado de la tribu. Más tarde, viajará hasta el poblado de Hot Dog Springs y se topará con más problemas. Allí le espera el malvado bandolero Pat O´Connor y su banda de pistoleros, que le darán mucho más problemas que los indios.

Rangers Tex Haines and Dave Wyatt track a killer known as the Whispering Skull. In the wake of the Skull's slaughter, a band of thieves takes advantage of the fear he's brought to town.

Un bandido está sacando dinero de una mina mexicana e introduciéndolo en los Estadios Unidos. Pronnto será descubierto por un guardia de la frontera, Rogers, desencadenándose un torrente de sucesos...

'The Devil's Miner' tells the story of 14-year-old Basilio who worships the devil for protection while working in a Bolivian silver mine to support his family.

Brand controls the only road to the cattle market and is charging exorbitant rates. Tim and Chito rob Brand to recover only their overcharge, but accidentally end up with all of Brand's money......

Ken, sent to investigate cattle rustlers, poses as a peddler during the day but the Masked Rider at night.

Alberto and Leonor have a son, they find out that one of the masked men who attacked them was her nephew, things get difficult for them when they find out about a testament left by her grandmother.

"Iron Mike" Haines (Tom Chatterton), a crooked sheriff, and "Hands" Weber (Roy Barcroft), the town blacksmith, are in cahoots and have been robbing stages, silver mines, etc., and framing innocent ranchers and cowhands with their deeds. They set out to rob the stage and frame Red Ryder (Bill Elliott as Wild Bill Elliott) for it, but the plan backfires and the sheriff is killed. The sheriff's son, Tommy (Jack McClendon), arrives home from college and is given his dad's job, not knowing he was a crook, and swears to get the man who killed him. Weber tells Tommy that Red killed his dad and Tommy sets out to get Red.

The owner of a silver mine, having repeatedly been the victim of the Silver Bandit, sends his clerk Spade Cooley who can neither ride nor fight west to investigate. The Sheriff has been unable to catch the bandit but when Spade finds him he will have to both ride and fight to bring him in.

The story concerns a fierce struggle over water rights. Complicating the plot is the presence of a masked desperado who is systematically killing off local ranchers.