Bob Carson and sidekick Grizzly take a job driving a stage for a line that is being repeatedly robbed. The culprits place a large box on the stage in which Runt can hide and steal the gold without the driver or guard knowing it. When Bob realizes what is happening, he replaces Runt in the box in hope of catching the outlaws.
Working under cover, Tex goes south of the border and joins Rand's gang where he befriends gang member Kansas. He plans to lead the gang into the Sheriff's trap, but hopes to spare his new friend.
Kincade and Blake cause a mail plane carrying a payroll to make a forced landing in the desert. When they try to get the money, prospectors Ted and Si drive them away. With the pilot shot, Ted takes over as pilot figuring another attempt will be made and this time the Sheriff will be there.
A government agent is sent to a tough frontier town to arrest & bring back one of the most ruthless criminals in the region.
A disgraced former District Attorney plots his revenge on the members of a criminal gang who had him framed and sent to prison.
Joe has Cowboy-Race Driver Brent drive him to the border where his men slug Brent, and he shoots Stafford and takes his bonds. Brent's old friend Chuck arrives and the two head out to find the gang and recover the bonds.
Having helped his father escape the law, Jim Curtis heads north with the Marshal chasing him. He and his pal Snicker elude the Marshall by changing clothes with two actors. Now forced to do vaudeville skits, Jim finds the man responsible for his and his father's problem working in the same saloon.
The Rangers in New Mexico are being disbanded but Bob Houston gets them to make one more ride. They go after the outlaw gang led by Hashknife. They catch Hashknife, but he escapes taking Barbara with him and Bob and Slim have to go after him again.
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.
A man escapes from prison, then joins up with a gang of stage robbers while at the same time working as a deputy in a distant town, hoping to ultimately find the outlaw who killed his father during a robbery years ago.
Young London realtor Leonard Tavernake becomes involved with two sisters, one good and one evil, which leads to much melodrama but things work out in the end.
A pearl stolen from an Indian idol results in nothing but trouble for its owner. After he receives death threats by note pinned to a dagger, he decides to gather his relatives in his old mansion for a reading of his will. Unfortunately, the family members are being mysteriously bumped off one by one. The butler and an heiress set out to discover what's going on.
Reporter Speed Morgan helps Flash Barrett escape from the police and this gets him into Flash's gang where he poses as a gangster. Flash and his gang head west guning for Bill Miller who failed to send some diamonds on to Flash. Speed hopes to bring Flash to justice but is in trouble when his true identity is revealed.
When the Nevada Kid gets caught in a stage robbery, the gang leader Cherokee gets him released by forging a petition to the Governor. The Kid tries to go straight but the stage he is guarding gets robbed. When the Sheriff jails Cherokee who was not in on the robbery, the Kid gets caught effecting Cherokee's escape and finds himself in jail again.
Newspaper editor Bill Temple arrives in Boom Town planning to expose Jim Blane as a crook. When Blane's henchman Buck fails to kill Temple, Blane prepares to flee with his money. But a sudden announcement of a gold strike empties the town. Blane heads after his henchmen who have taken his money and Temple heads after Blane.
A respected war correspondent is found murdered, with three bullets--from three different guns--in him. Three different men are arrested, convicted and sentenced to death for the murder, but only one can be the actual killer. A criminologist sets out to find who is really guilty.
A cowboy whose friend has been swindled out of his ranch and then murdered must take care of the man's son, then he goes after the killers.
Tom Tyler plays a small-town blacksmith, whose reckless younger brother casts his lot with a crooked politician. When brother dear steals $5000 from heroine Margaret Morris, Tyler gallantly confesses to the deed. He eventually clears himself by rallying his fellow frontiersmen to form a united front against the villains (guess he's not so "single-handed" after all).
Bill Dugan befriends an orphaned boy; the pair help a sheriff bring his crooked deputy to justice.
Stone kills Thorton but only gets one half of the map to Thorton's gold mine. Tom arrives and, trying to help Thorton's daughter Beth, sets out after Stone and the half of the map.
