Having fled to Mexico from the U.S. many years ago for killing his father's murderer, Martin Brady travels to Texas to broker an arms deal for his Mexican boss, strongman Governor Cipriano Castro. Brady breaks a leg and while recuperating in Texas the gun shipment is stolen. Complicating matters further the wife of local army major Colton has designs on him, and the local Texas Ranger captain makes him a generous offer to come back to the states and join his outfit. After killing a man in self-defense, Brady slips back over the border and confronts Castro who is not only unhappy that Brady has lost his gun shipment but is about to join forces with Colton to battle the local raiding Apache Indians.
A former gunslinger is forced to take up arms again when he and his cattle crew are threatened by a corrupt lawman.
Rancher William Norton refuses to sell his cattle for half price, so saloon owner and gang leader Jim Fletcher, contrary to the orders from his secret boss Willard McGowan, the town banker, has his men rob and beat up Norton. Unknown to anyone, Marion, McGowan's adopted daughter is really the daughter of Norton, who disappeared as a young baby when she and her mother were passengers on a stagecoach held up by McGowan. Chuck Saunders, Norton's foreman, goes after the gang for robbing his boss and eventually uncovers the truth regarding Marion's heritage.
Peterson has a plan to obtain all the ranches in the valley. He gives Carson a phony Spanish land grant and has him pose as the Mexican owner. When Fred and Fuzzy have their cattle stolen by Peterson's men, they quickly become involved in the scheme.
Following the Civil War, headstrong rancher Thomas Dunson decides to lead a perilous cattle drive from Texas to Missouri. During the exhausting journey, his persistence becomes tyrannical in the eyes of Matthew Garth, his adopted son and protégé.
Sayres and his outlaw gang operate out of a town just across the border and out of the jurisdiction of the Texas Rangers. Ranger Bob Allen is sent across the border where he poses as an outlaw hoping to lure the gang back into Texas. He gets into Sayres' gang displacing the gang boss but the disgruntled ex-boss is able to expose the hoax and Bob is made a prisoner.
The Texas Rangers send Dave and Chito into the badlands to see if they can locate a counterfeiting operation. They arrive posing as wanted outlaws and this gets them into the gang. But as soon as they uncover the operation and locate the printing press, one of Chito's girl friends arrives to expose their identity and they find themselves trapped by the entire gang.
During the Klondike Gold Rush, a misanthropic cattle driver and his talkative elderly partner run afoul of the law in Alaska and are forced to work for a saloon owner to take her supplies into a newly booming but lawless Candian town.
The Texas Rangers round up rustlers by masquerading as the same. Trouble ensues when while in disguise one of the Rangers is accused of a killing.
Dusty is a small burro living a quiet life with her elderly master, a farmer in Mexico, until two men sneak onto the farm and steal her. They use the animal to help them rustle cattle. Dusty carries their water and other supplies, but the men are cruel and mistreat the burro, allowing her little water and feed. Tired of this mistreatment, Dusty strains to break free of the hobbles used to control her. Starring Bill Keys as Andy, Bill Pace as a Rustler and Jim Burch as a Rustler.
To prevent a lynching, Ranger Tim lets two outlaws go saying he will get them later. This gets him kicked out of the Rangers and he goes across the border and joins Big George's gang who are running contraband. But the outlaw Jimmy overhears Tim tell his sister that the dismissal was a fake. Big George and his gang then go after Tim and trap him in a cabin.
When his cattlemen abandon him for the gold fields, rancher Wil Andersen is forced to take on a collection of young boys as his cowboys in order to get his herd to market in time to avoid financial disaster. The boys learn to do a man's job under Andersen's tutelage, however, neither he nor the boys know that a gang of cattle thieves is stalking them.
Texas Ranger Buck Dunne is assigned to round up a gang of bank robbers. The leader of the gang turns out to be the "respectable" Judge Longstreth, making life difficult for Dunne inasmuch as he's in love with Longstreth's niece Barbara.
A Texas Ranger and a ruthless narcotics kingpin - they were childhood friends, now they are adversaries...
Young Travis Coates is left to take care of the family ranch with his mother and younger brother while his father goes off on a cattle drive in the 1860s. When a yellow mongrel comes for an uninvited stay with the family, Travis reluctantly adopts the dog.
A man searching for a stolen army payroll is joined by several men after the reward money.
Someone has been stealing ore from a valuable smelting mine. One of the independent mine-owners victimized by the crooks is pretty Joan Manning, making the Rangers' mission a bit more pleasant.
A town is cleared of crime when a group of cowboys under the direction of Hayden battles an outlaw gang. They also manage to restore the reputation of a friend wrongly accused of murder.
In this western, fake settlers make themselves at home on an ex-ranger's ranch and drive him away. A shady newspaper publisher and a gambler then conspire to take over the land. Fortunately, another ranger endeavors to help his pal. Enlisting the aide of his fellow rangers, they get oust the homesteaders. The publisher and the gambler shoot each other and the retired ranger gets his ranch back.
Peggy Barlou is a young rancher who refuses to sell her spread to greedy stage-line proprietor John Rankin. Tex Haines, meanwhile, is accused of killing Bill Dugan, Rankin's bodyguard, but eludes capture long enough to hook up with Dave Wyatt and Panhandle Perkins, a couple of rangers in disguise.