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.
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.
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.
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.
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.
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.
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.
A brilliant detective is trying to break up a notorious crime ring, using part of an intercepted message. While investigating, he meets a beautiful and mysterious countess.
A government agent is sent to a tough frontier town to arrest & bring back one of the most ruthless criminals in the region.
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.
A reformed gunfighter battles a crooked sheriff who used to be a member of his gang.
Brokaw, the Polka Dot Bandit, asks Farrell to help rob Wells Fargo. Farrell plans to capture Brokaw for the reward but is assumed to be one of the bandits and shot. Brent captures Brokaw, but Ann thinking her father is in on the robbery lets him go. Brent catches up with him only to be framed when the polka dot bandanna is found on his saddle.
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.
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 his Ranger father is shot down and seriously wounded by rustlers, young Bob Baxter is given a Ranger's badge and a delivery to town of the rustlers.
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).
Steve O'Neil robs the stage and kidnaps Nita to keep Lopez from doing the same. Then he and Buckshot head for Lopez's hideout for a showdown. The townspeople head after them not knowing what they will find.
A disgraced former District Attorney plots his revenge on the members of a criminal gang who had him framed and sent to prison.
A cowboy looking for his missing father, poses as an outlaw and joins the gang he thinks is responsible.
Steele gets into a fight with a ranch foreman, knocking the foreman out. The foreman was supposed to represent the ranch in a prize fight with a middleweight champion. Now Steele finds himself in the fight of his life.
