The Pony Express is finished as the Post Office plans to award the mail contract to a stage line. Bill and his father put in a bid for the mail, however there are three bids close together. The officials will run a race to pick the winner, and the Banton Brothers sabotage Bill's stage. Mary still believes in Bill until they try to get rid of him by holding up the regular stage with his well-known horse. Bill needs proof to clear himself and expose the bad guys.
Former buffalo hunter and entrepreneur Wyatt Earp arrives in the lawless cattle town of Wichita Kansas. His skill as a gun-fighter makes him a perfect candidate for Marshal, but he refuses the job until he feels morally obligated to bring law and order to this wild town.
A Secret Service agent goes undercover to unmask the leader of a gang of diamond thieves.
The territorial governor asks the Lone Ranger to investigate mysterious raids on settlers by Indians who ride with saddles. Wealthy rancher Reese Kilgore wants to mine silver on Spirit Mountain which is sacred to the Indians.
Bat Masterson cleans up Liberal, Kansas.
An upstart outlaw baits a legendary gunslinger, now a marshal in love with a saloon keeper.
A singing territorial ranger (Gene Autry) spots his younger brother in an outlaw gang.
Famed gunman Arizona Colt is sent by Moreno to rescue his daughter from the grips of Arizona's old enemy, Keane. But certain complications make the mission far more dangerous than expected.
Town marshal Alan Burnett life is saved by a stranger he meets on the trail. His rescuer turns out to be Jagade, a gunslinger just returned after years away, who finds when he gets into town that he can't abide the peace that has been settled between "his" people (i.e. the saloon-keepers, gamblers, etc.) and the righteous, "respectable" folk.
Bill Ralston arrives in town planning to settle down but quickly gets caught up in the fight between the townspeople and Poe Daggett and his gang. He takes the job of town Marshal and soon brings law and order. When Daggetts men ambush him he kills Poe's brother. Poe then kills Bill's friend Brant and this leads to the showdown.
Marshals Nevada and Sandy are after Scully and his gang who have been robbing stage-coaches. The Texas Kid is part of the gang and Sandy thinks he is bad but Nevada knows him and thinks he may be good.
Local "patriot's league" leader secretly kills off ranchers, buys up their estates, which are undermined with tin ore; Marshal and singing cowpoke team up to find villain and motive.
When Butch Taggart escapes prison, the Marshal sends Lightning Morgan to find him and his hidden gold. He finds the map to the gold on Taggart's boot. Joe Laikon and his men are also after the gold and they overpower Morgan, get the map, and head for the treasure. But Morgan and Tod Grant are soon on their trail
A deputy marshal arrives in the small western town of Fairweather to investigate the death of a beautiful gambler known as "The Princess".
Marshals Lash and Fuzzy are sent to get the goods on Duce Rago. To join Rago's gang, Lash decides to pose as an outlaw by wearing the known belt buckle of a notorious outlaw.
Texas Rangers Tim Holt and Richard Martin are dispatched to halt a gang of masked outlaws terrorizing the frontier. Infiltrating the gang, Holt and Martin learn that the raiders are operating altruistically, robbing from the rich to give to the poor.
A female marshal and a newspaper editor help heroic Tim Holt fight an evil land agent. Western.
US marshals Ken, Hoot and Bob stop a gang dressed as Indians from robbing the stage. After getting repairs at the relay station, but before they get to town, another trap is set, but they get away. In town, they search the stage and find nothing. But hidden in the axle grease can are diamonds. Polini wants them cut into smaller diamonds so that he can easily dispose of them. Throughout this Western, the courageous trio faces off against cunning opponents, including the gang's merciless leader (Ian Keith) and an unsuspecting banker (Karl Hackett).
Ex-marshal Chino Bull has hung up his guns until his prospecting partner is shot dead. Chino then takes over as the law in town, forming a friendship with gun-man Mitch Hardin and making enemies of the Logan brothers. When Hardin' girl from the east arrives, he makes her pretty unwelcome - as does his new flame, saloon owner Frenchie.
20 years ago, 3 men robbed a stage and hid $30,000. They were caught and sent to prison by Marshal Steve Autry. 20 years later, the men bust out of prison and return to the ghost town where they stashed their treasure searching. Steve's grandson picks up where Steve left off to foil the plans of the outlaws.