U.S. Marshals "Nevada" Jack McKenzie and "Sandy" Hopkins go undercover to bust a gang of stagecoach robbers in this vintage Western serial. Nevada infiltrates the gang, while Sandy works as a cobbler in town, keeping an ear open for local gossip as they try to flush out the inside man tipping off the crooks.

Ben Wade and his partner Frosty return to Bellounds' ranch where twenty years earlier Wade was wanted for murder. Unrecognized, he gets a job on the ranch and soon becomes involved in Folsom's cattle rustling and a chance to settle an old score.

Notorious shootist and womanizer Quirt Evans' horse collapses as he passes a Quaker family's home. Quirt has been wounded, and the kindly family takes him in to nurse him back to health against the advice of others. The handsome Evans quickly attracts the affections of their beautiful daughter, Penelope. He develops an affection for the family and their faith, but his troubled past follows him.

In 1870s America, a peaceful American settler kills his family's murderer which unleashes the fury of a notorious gang leader. His cowardly fellow townspeople then betray him, forcing him to hunt down the outlaws alone.

A rancher who becomes a pilot staunchly defends the newly formed Civil Air Patrol from the cattle barons who fail to see the value of airplanes on the range.

Just as Nevada wins $7000 in yellowback bills, Ben Ide takes his $7000 and heads out to buy mining equipment. Burridge has his man Powell kill Ide and retrieve the money and Nevada finds Ide just as the posse arrives. Found with the money Nevada is arrested and Burridge now gets Powell to incite the local citizens to lynch Nevada.

Johnny and Banty come in contact with a cattlemen's protective organization. Ostensibly an honest venture, the association is the front for an extortion racket, headed by a gent named Carson.

A cowhand and his sidekick come to the Texas border country looking for the man who had lured the cowhand's sister in bondage in Mexico. But the man doesn't want to be found and has hired some gunmen to see that he isn't.

Red Ryder battles an unscrupulous fur thief named Hunter for the right to trap beaver and otter on the land of Chief Running Fox.

Buck Peters arranges for Hoppy, California, Johnny and other cowboys to go to the aid of friends whose cattle are being rustled. Hoppy and California locate the rustlers' hideout and join the gang by posing as outlaws themselves, but must find a way to let the rest of the posse know where they are.

Cartwright's racket is to sell a ranch and then have Mason and his men drive the ranchers away so he can resell it. If they want their money back he gives it to them and then has them killed. Jack arrives and learns that Mason and his men are the culprits but that they have a boss. He suspects Cartwright and sets trap to expose him.

Prince the wonder horse and his gallant rider gallop off to protect hapless ranchers from the ruthless Nazi bad guys who are trying to steal their land so they can exploit the valuable tungsten deposits in this WW II western. Mayhem ensues, but soon the villains are vanquished and America's tungsten deposits are safe once more.