The Mysterious Avenger

A sheriff tracking a gang of rustlers discovers that one of them is the brother of his fiance.

A renowned former army scout is hired by ranchers to hunt down rustlers but finds himself on trial for the murder of a boy when he carries out his job too well. Tom Horn finds that the simple skills he knows are of no help in dealing with the ambitions of ranchers and corrupt officials as progress marches over him and the old west.

Rancher Clay Hardin arrives in San Antonio to search for and capture Roy Stuart, notorious leader of a gang of cattle rustlers. The vicious outlaw is indeed in the Texan town, intent on winning the affections of a beautiful chanteuse named Jeanne Starr. When the lovely lady meets and falls in love with the charismatic Hardin, the stakes for both men become higher.

US marshal Len Merrick saves Tim Keith from lynching at the hands of the Roden clan, and hopes to get him to Santa Loma for trial. Vindictive Ned Roden, whose son Ed was killed, still wants personal revenge, and Tim would like to escape before Ned catches up with him again. Can the marshal make it across the desert with Tim and his daughter? Even if he makes it, will justice be served?

Dare Rudd takes a shine to his cattleman cousin Tom's girlfriend who asks Tom to hire Dare to head the big cattle drive. Dare loses the money for the drive to cardsharps, but Tom wins it back, but Dare must save Tom's life.

Arriving at Medicine Bow, eastern schoolteacher Molly Woods meets two cowboys, irresponsible Steve and the "Virginian," who gets off on the wrong foot with her. To add to his troubles, the Virginian finds that his old pal Steve is mixed up with black-hatted Trampas and his rustlers...then finds himself at the head of a posse after said rustlers; and Molly hates the violent side of frontier life.

When a woman turns outlaw, she is suspected of murder.

The Kid and his pals are horse thieves wanted by the law. As he takes a horse from Jan Walton she makes him promise to bring it back.

For revenge the outlaw Morgan steals the Carruthers young son. Seventeen years later Carruthers arrives in the valley where Morgan, his gang, and the now grown Bob hide. After Morgan shoots Tracy, he tells Bob that Carruthers did it and sends Bob out after him. But unknown to Bob, Morgan has put blanks in his gun.

Steve Beaumont, an operative for the Cattleman's Protective Association, is assigned the difficult task of breaking up a murderous gang of rustlers led by Ed Brock and Strang. He takes Sheriff Webb, Judge Baxter, and rancher Ann Houston into his confidence, and works his way into the rustler stronghold and confidence by "turning rustler" himself.

A rustler's son (Roy Rogers) courts a rancher's daughter (Mary Hart) during a range war.

Gene and Frog, out to stop a bunch of cattle rustlers, assume the identities of what they believe to be dead bandits, which soon gets them in big trouble.