A wagon train crossing the plains comes across the remains of other wagon trains that have been attacked by looters. Soon they too are attacked.

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.

The Rancho Grande, a Texas border ranch, cut off from the law by a gang of outlaws led by ranch foreman Bart Lane, who is holding the elderly owner of the ranch, Sarah Burton, a prisoner. Tex Lowery, an undercover Texas Ranger, rescues Martha Williams, a nurse sent for by the ailing Sarah, from a stagecoach holdup by Lane's henchmen. He later convinces Laner that he is a wanted outlaw named Ed Carter, and gains entry to Rancho Grande. But the real Ed Carter shows up.

The Army sends Tex Masters to find out who is supplying Indians with military guns.

Singing cowboy Tex Ritter and his sidekick, Slim Andrews, star in this musical Western about a couple of Texas Rangers who defend the citizens of a small territory from power-hungry outlaws. Villain Bradley Craven (Forrest Taylor) is determined to stop the election process that would allow the region to join the Union. Tex and Slim join a rancher and his daughter to stop Craven, with fearless Tex going undercover to ensure that justice is served.

In the Dakotas during the days of the Great Gold Boom, brothers Jim and Bob Holliday are bumping heads over the affections of pretty Anne Grayson. While all this is going on, Wild Bill Hickok does his best to neutralize the local criminal element-and to fend off the romantic overtures of boisterous Calamity Jane.