A young doctor rejects his older outlaw brother Johnny who put him through medical school by dubious means. The brothers find themselves on opposite sides of a range war between homesteaders and a crooked cattleman.

The mysterious Don Del Oro ("Lord of Gold"), an idol of the Yaqui Indians, plans to take over the gold and become Emperor. Francisco was put in charge of a legion to combat the Yaqui tribe and protect the land, but when attacked Zorro came to his rescue. Francisco's partner recognized Zorro as the hidalgo Don Diego Vega, then ask him to take over the fighting legion as his alter-ego Zorro.

Head over heels in love with a stern and cold older businessman's young wife, a reporter is seduced into conspiring to murder him so she can inherit his estate, while pinning the murder on another businessman.

A Texas Ranger is faced with the task of bringing his outlaw brother to justice.

A gang of bank robbers holes up at a cowboy's ranch. One of the robbers turns out to be his brother. After the brother is killed by the gang, the cowboy tracks them across the desert.

Bill saves a sheriff, left to die in the blazing sun by desert bandits.

Doan is trying to get control of the valley by having his night riders drive the ranchers out. Jack Benson hires on at the Williams ranch, the one ranch Doan must have. When Benson learns that Doan is the boss of the night riders, he joins up with him. He has a plan that both saves Williams' ranch and also brings Doan to justice.

In this western, a community revives the legend of Billy the Kid after robbers attack a stage coach. The deputy marshal believes the Kid is dead and even goes to the cemetery to exhume his body. Unfortunately, the grave is empty and as the marshal ponders the mystery, a masked rider shoots at him. The eagle-eyed lawman recognizes the man's horse and realizes that he is a prominent businessman in town.

At least 10 percent of the 58-minute Eddie Dean western Shadow Valley is comprised of stock shots from earlier Dean oaters. This time, the star plays as U.S. marshal who comes to the rescue of the standard damsel in distress (Jennifer Holt, sister of Tim and daughter of Jack). The double-dyed villain (George Cheseboro) is a crooked lawyer (and former train robber) who wants to lay claim to the heroine's ranch.

Rigging a horse race, Don Carlos wins a lot of money. When he loses his winnings at the gambling table, he shoots the dealer with Horton's gun. Horton is arrested but cannot prove his innocence.