
Steve Harper

Betty Wilson

Dad Wilson

Grant

Jimmy Wilson
Deputy Tom
Mac - Bar X Foreman

Bob Tyler has rustler trouble while driving a herd of cattle to the new owner, but he refuses to turn the herd over to Frank Kellogg. He has a run-in with Jean Polk, discovers she is the owner of the cattle, and is fired. With his friend, Barney McCool , Bob snoops around and discovers that Kellogg is behind the rustling.

A notorious outlaw is recruited by a cattle buyer, secret boss of a gang of cattle rustlers, to impersonate the town sheriff, who is the outlaw's twin brother; and complications ensue, as the sheriff, now a hostage, is on the eve of his marriage while the outlaw's cantina-dancer girlfriend has followed him to town and is at risk of exposing him.

Number 10 in Monogram's series of 24 "Range Busters" westerns, Crash Corrigan, Dusty King and Alibi Terhune, the Range Busters,enlist in Teddy Roosevelt's Rough Riders during the Spanish-American War, but are mustered out and sent to Wyoming to clean up a cattle-rustling situation that is affecting the Army's meat supply. Arriving in North Butte, Crash's home town, they all get separate jobs. Jane Blanchard, a reporter from the Denver Daily, also arrives in town in search of a story, and is posing as a waitress. They learn that Jeff Miller is behind the huge combine of rustlers, but Miller also learns that they are the Range Busters and are on his trail. He and his henchmen engage the out-numbered Crash and Alibi in a fight, but Dusty stampedes a large herd of Miller's stolen cattle into the midst of the fray.

Cattlemen Protective Agent Reb Russell arrives to try and stop the cattle rustling. He gains a friend when he saves Jack Thorn from Lenahan and his men. They hire on at the Lund ranch and when her cattle are rustled and she is kidnaped they follow the trail, It's Lenahan and his gang and Reb soon finds himself a prisoner.

Lambert, a young man out to make his fortune, is out west trying to sell a gadget that can peel potatoes, open cans, pull out nails and perform other handy tasks. He comes to a cattle ranch and runs into a group of cowboys eating supper. He impresses the cowboys so much that they make him their leader, and it's not long before he's hired by pretty young ranch manager Vesta Philbrook as her aide and bodyguard. "The Duke", as he's now called, falls in love with her and sets out to help her get rid of a gang of vicious cattle rustlers that are constantly raiding her ranch.