Law of the Rio Grande

Assigned to catch a gang of outlaws, officers Bruce Kenton and Paddy Halloran rescue Helen Morgan when her wagon is attacked by the very same gang. Through a ruse, Kenton manages to infiltrate the gang, which is holed up in the lawless community of Caribou Flats. While in the employ of villainous trading post operator Jack Blake, Kenton discovers that Blake is not only the leader of the gang but also the man who murdered Helen's brother.

John Farnum returns from India with the 'secret of the jewels', two small chains that turn sand into jewels. Outlaws know about the chains and are after them. But Tom, sidekick Bud, and the wonder dog King are there to repeatedly fight off their attempts.

A prominent banker commits suicide. His son thinks otherwise and sets out to prove it.

An outlaw trying to double-cross his partners-in-crime inadvertently rescues a judge's daughter from them and winds up going straight.

The Pal From Texas features the diminutive screen cowboy attempting to prevent old prospector pal from being swindled by an unscrupulous tavern owner.

A former secret agent acquired a trunk at a police auction, and the same night his house is robbed. It becomes apparent that some criminals stashed their loot in the trunk a few years before.

When he goes to war, Theodore Pendergast is a snob. When he returns from the trenches of France, he is a democrat whose best friend is Butch McGuire, an ex-prizefighter and regular guy. Ted (as he is now called) takes Butch home with him to meet his father, and the old gentleman immediately has Ted committed to a sanitarium.

Jack Lanning defies his father by becoming a prizefighter. Although he is successful, Jack is exiled to Texas by his father. There he falls in love with Jenny Jenkins, a pretty girl whose widowed aunt has fallen in love with Jack. Jack helps the widow recover her ranch payroll, stolen by outlaws, and tries to find a way to marry Jenny without causing trouble with her aunt.

Fired from his job for shirking his duties, the 'Knight of the Plains' Bart Miller stumbles across a would-be stagecoach robbery and he rescues damsel in distress Betty Taylor. He takes Betty and her pretty girlfriends to the ranch of her father Bill Taylor. Meanwhile Taylor's foreman Luke Hatton is plotting to rustle his boss' herd with the aid of the corrupt lawyer Harkness.

Taylor has his men burning out the ranchers. When they kill Clayton, his daughter Helen and her men turn outlaw. The Rangers send Logan, and posing as a cowhand he joins her gang. But Nevada eventually remembers him as a Ranger and they set out to hang him.

A young sailor named John Shreve on the cargo ship Golden Bought falls for a woman, Mary, who is trying to escape the ship's brutal environment and tyrannical captain, Simon Gant.

Sam Stallings kills and robs Lynn Durant. The Man from Oklahoma arrives and he and Stallings quickly become enemies. The Oklahoman eventually learns who killed Durant and avoiding the trap on his life by Stalling's henchman, sends his dog for the Sheriff while he goes after Stallings.

Sheep raisers, resentful of old injuries from the cattlemen, bar the way to water when dry ranges force the cattle ranchers to drive their herds into the lowlands.

Howell breaks up a train robbery only to find that it's a fake. However the money is missing and he is blamed. He escapes and sets out to find the real thieves. He must also avoid being caught visiting the Collins ranch to see Doris.

Dissension arises between cattlemen in Osage County, Texas, and sheepherders who have settled there and use the same watering stream. Mart Dalton, son of a wealthy cattleman, quarrels with and kills one of the settlers, thus placing sheriff Larry Williams in a delicate position; for he is Mart's best friend and is engaged to Mart's sister June. However, sworn to do his duty, he arrests Mart, incensing the cattlemen, who help Mart escape, leaving Larry wounded.

In an effort to get Jim Martin to sell his ranch, the Halsey brothers have kidnapped his son Tom. When Bob Burke goes after him alone, he gets help from the gang known as the Riders of the Sage.