Beyond Hell's Gate Pass is territory controlled by a man who calls himself King Carter; he uses a variety of schemes to prevent the railroad from being built, for fear it will finish his control of (what he considers) his land.
Penny arrives in the West by aeroplane. She is considered a suspicious character and thrown into jail. Kurt Walters, a ranch foreman and deputy sheriff, discovers that she is the same girl that his friend, Jo Gary, met in Chicago. Gary fell in love with her, but she confessed she was a thief. Since Penny claims she wants to reform, Walters releases her and sends her to live with Mrs. Kingdon. In spite of her teasing and taunts (or perhaps because of them), Walters finds himself falling in love with Penny.
Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network of Axis spies.
Calvin Drake employs a group of low-lifes to drive away land owners along the path of a new railroad; Red Ryder opposes this strategy.
In 1865, Captain Mark Smith of the Confederate Army leads a band of deserters to conquer Texas and rule it as a dictator. In one of his first actions, he captures and assumes the identity of Texas' new Finance Commissioner, Colonel Marcus Jeffries, after having the real man murdered. When a contingent of Texas Rangers enters the territory, Snead, one of Smith's men, leads them into an ambush by Smith's "troopers". The Rangers are apparently wiped out, although one injured survivor is left. The survivor, nursed back to health by Tonto, swears to avenge the massacre and defeat "Colonel Jeffries" and his men.
When Pegleg and his Black Raiders threaten the westward expansion of the United States, the government sends Kit Carson and David Brent to straighten things out.
Jack Darling of the North West Mounted Police is ordered to track down and arrest murderer Alec Young, whose girl, Dancing Pete, performs in the Nugget dance hall. En route to Nugget, Jack meets Hope Ross, who is caring for her sister's baby. Although the two fall in love, the outlook for a happy romance appears hopeless, because he believes that she is a married mother, and she thinks that he is an outlaw.
Drifters Tom Williams and Joe Morgan have a chance meeting with the sheriff's daughter and learn that her brother Jim is being held prisoner in Line Hollow by Wolf, who aspires to be the next sheriff. They aid the sheriff in finding the outlaw gang and rescuing Jim. Tom decides to stop drifting and stay near the sheriff's daughter.
Miner Dan Stuyvesant finally strikes it rich, but on his way to report his claim, he is shot. When Jack Dedlow, the head of a gang of outlaws, hears this news, he rides to Stuyvesant's cabin intending to secure the claim for himself. There the outlaws find Stuyvesant's daughter Hilda, the sweetheart of Tom Flynn, and are about to draw cards for her when Dago Sam pulls out his guns and spirits her out the door. Because Tom is his only friend, Sam determines to protect Hilda from the gang, but when Tom suspiciously questions his intentions toward Hilda, Sam decides to live up to the town's poor opinion of him.
Prospector Henry Tolliver disappears and his son "Wild Bill" Tolliver comes looking for him.
The Northwest Mounties are after Cheyenne Harry for the murder of an Indian boy, and the only witness to the crime is a priest - who can't tell what he saw because the real killer, Black Michael, has confessed to him.
Secret Serviceman Allen takes a job at Bart Stevens' mine in order to find evidence proving that Stevens is a mail robber named Smoke Gublen. He does - but by then, he is in love with the man's sister - and to make things harder, Stevens saves his life...
An outlaw decides to hang up his guns and lead the "straight" life. His foster son falls for the daughter of a wealthy estate owner. The crooked manager of the estate wants the girl for himself--so he can control the estate when the father dies--and tells the father that the boy is an outlaw's son.
Columbia Pictures elevated stunt man Jock O'Mahoney to stardom in this 15 chapter western serial about the building of the transcontinental railroad. O'Mahoney played a railroad agent who uncovers the master criminal behind a series of sabotage attempts on the construction site.
Most of the scenes are laid in a parrot-and-monkey country in South America, a land where "it is always after dinner." The Llano Kid, a Texas bad man, flees there from justice. The consul persuades him to play the long-lost son of a Castilian family, and tattoos a coat of arms on the back of the Kid's hand to make the deception complete. The Kid is taken into the household, trusted and loved by the gladdened mother. For the first time he has a home. The romance develops. And when the time comes to rob and flee he has too much manhood to break the loving mother's heart. The surprise comes when it is revealed that the man the Kid killed in Texas was the real son.
A story of greed and lust driven by gold fever. Rapacious Kate Kent abandons her daughter Betty to run off with Tom Romaine, her husband’s killer during the Gold Rush. A quindecinnial later Betty heads to California and partners with Tennessee, a freind of her father’s, in the Golden Princess Mine. Kate and Romaine try and dupe Betty into believing he is Betty’s father to get control of her portion, but Tennessee reveals the truth and after an attempt on their lives all works out as it should.
Three Outlaws came across a stranded baby and must decide to save the child or escape from the law.
The life of Sam Houston, soldier, statesman, patriot and one of the founders of the Republic of Texas, is depicted.
Government agents work to interfere with schemes to trick the Comanches into war with the Texans.
Esteban, a white boy, is raised by an Indian squaw, who believes she is his mother and from whom Beaugard steals the papers documenting Esteban's birth and his right to inherit a ranch. When he grows up, Esteban falls in love with Patricia Benton, Beaugard "exposes" Esteban to Patricia, and the villain taunts the boy, telling him that he has no right to a white woman.