The romance of a rancher's niece and a rival rancher's son parallels that of a stallion and a mare.
Ken McLaughlin is a precocious 10-year-old who lives with his family on a remote Wyoming ranch. When Ken returns home from school with failing grades, his father, Rob, blames the boy's lack of personal responsibility. At the suggestion of his wife, Nell, Rob allows Ken to choose a single colt from the herd to raise as his own. Much to his father's dismay, Ken chooses a fiery mustang filly -- but the two soon become fast friends.
Captain Porter's scheme is to buy livestock and then have his men show up later to kill the buyer and retrieve the money. When his men kill the next victim, he frames the Arizonian for the murder. The Arizonian escapes the law and joins up with the outlaw Vasquez. Knowing Porter's scheme, he plans to trap him by using Vasquez as the next buyer.
A drought is about to end the cattle business. The owner of a canning factory wants to buy all the remaining cattle cheap. He plans to ruin the cattlemen's plans to ship water by train and to seed the clouds for rain. Roy is sent by a packing house to investigate.
Mortimer builds a fence for the cattle brought by Ken Morley. To retaliate, Slater who wants access to the land, builds a dam cutting off Mortimer's water supply. When Ken confronts Slater, he is captured. Then lightning destroys the dam and Ken, imprisoned in a shack, is in the path of the oncoming water.
Both Harmon and his men and a Mexican gang are after a treasure hidden on the Wilson ranch. Acey learns of their raid and goes to get Ken only to find him in jail for a murder he did not commit.
Wanting the Lance ranch, Burkett kills Lance and brings in an imposter to pose as the heir Ken Lance. Ken learns of the plan, captures the imposter, and arrives posing as himself. In an ensuing gunfight a man is killed and Ken is in trouble when not only is he accused of the murder, but the imposter escapes and convinces the Sheriff he's the real Ken Lance.
Cowhand Drake discovers gold on the ranch of his boss, Joe Stuart and makes a deal with crooked lawyer Mel Porter to induce Stuart to sell. The latter refuses, and also orders Bill Cameron not to see his daughter Laurie again. Foreman Johnny Mack, after intervening, quits after he sees Stuart hit Laurie while quarreling over her proposed marriage to Cameron. Peddler Alibi Terhune witnesses the killing of Stuart by Clem Kettering, hired by Porter, and is taken prisoner. Cameron is blamed for Stuart's killing, escapes jail, but is persuaded by Johnny to go back and stand trial. Johnny rescues Alibi and the two work together on clearing Cameron's name, and bringing the real culprits to justice.
An ex-con returns to his rural Ontario roots and outwits a corrupt and wealthy thoroughbred owner trying to take over a slew of local farms. Ray Dokes, a charming ex-ballplayer, returns from jail to discover the rural landscape of his childhood transformed by urban development. Determined to stay out of trouble, Ray heads to the farm of his old friend Pete Culpepper, a crusty Texas cowboy who trains losing racehorses and whose debts are growing faster than his corn.
As Bruce Lanning posts a "no trespassing" sign at a watering hole on his Circle A ranch, his sister Jane rides up with news that Wes Caven, the hired gun of the Elwood brothers, is looking for him. Soon after, Wes appears and kicks over the sign. Later, Sunset Carson, Wes's boyhood friend, rides into town to invite Wes to become a partner in his new ranch. Just as Wes declines the offer and offers Sunset a job working for the Elwoods instead, Bruce bursts into the saloon, demanding to see Frank Elwood. Not to be confused with the 1950 John Wayne film of the same name
One man wants to control all the land in the state to graze all his cattle. His band of outlaws are raiding ranchers and homesteaders, trying to drive them out. Rocky and Fuzzy are brought in to help stop the raiders and keep the land for the small ranchers and homesteaders.
Jerry Johnson inherits a 50,000 acre ranch. Lucky Miller wants to take over the ranch. Roy is trying to get a railroad spur right of way. Lucky has a woman come west to marry Jerry to get control of the ranch. After the wedding, Lucky has the owner killed. Roy’s gun is substituted for the murder weapon, so Roy is put in jail.
A man who's a dead ringer for the leader of an outlaw gang kills the gang leader, then takes his place to try to bring the gang to justice.
Crooked Bluff Hardcastle is appointed by the court to take care of the business affairs of pretty young Helen Saunders' ranch, which is about to go out of business, but Hardcastle is secretly planning to swindle her out of the ranch. He is thwarted by cowboy Jim Donovan and his friend, banker George Masters, who buy Helen's ranch at auction. Angered, Hardecastle sends his hired thugs to get rid of Donovan and Masters so he can get his hands on the ranch.
When Rocklin arrives in a western town he finds that the rancher who hired him as a foreman has been murdered. He is out to solve the murder and thwart the scheming to take the ranch from its rightful owner.
The ranch of Red Ryder (Allan Lane) and his aunt, The Duchess (Martha Wentworth), is being used as the training site for "Gentleman Jim" Corbett (George Turner) for his upcoming fight in Carson City, Nevada for the heavyweight championship against Bob Fitzsimmons (John Dehner). Molly McVey (Peggy Stewart), the daughter of a U.S. Senator, crusading against prize-fighting in Nevada, complicates matters soemwhat when she conceives the bright idea of having Corbett kidnapped, thus causing the cancellation of the fight. The two men (George Chesebro and George Lloyd) she hires to do the kidnapping also add to the complications by kidnapping Ryder instead of Corbett. Meanwhile, a gang of crooks, led by McKean (Roy Barcroft), descend on the town intent on looting the town and also making off with the fight proceeds.
Tom Kenyon and his sidekick Pierre La Farge are hired by rancher Mike O'Day who, with his daughters Toni and Sugar, provides wild horses for the government remount station.
A cowboy sets out to help a pretty young girl who is about to lose her ranch when crooks plan to foreclose on it because she doesn't have enough money to make her mortgage payment. He puts together a cattle drive in order to sell the herd to raise the money to pay off the note, but when the crooks hear about this, they make plans to stampede the herd along the way.
A cowboy arrives to help a girl who has a note due. He plans to sell her cattle to raise the money but they are stampeded and most are killed. Knowing who stampeded them gives him another plan to get the money.
The son and daughter of feuding ranchers defy their fathers in the name of love.