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.
As a baby, John Ermine is stolen from a wagon train by the Crow Indians and is adopted by Chief Fire Bear. John grows to manhood, ignorant that he is a white man until his parentage is disclosed to him by Crooked Bear, a white hermit who is on friendly terms with the Crows. Crooked Bear teaches John the language and customs of the white man's civilization, impressing upon him that it is his sacred responsibility to keep peace between the white men and the Indians.
Gold miner Edd Denmeade loves Lucy Watson, the sister of the official mining claim recorder. Denmeade suspects Watson of killing his father, who after a poker game was shot by a gambler "who shuffles with one hand." The real murderer, Sam Spralls, has convinced Watson that he killed Denmeade and threatens to expose him unless Watson assigns him all the gold claims. Spralls assembles a band of killers to jump the claims when Watson complies. Eventually, Denmeade learns the identity of the killer when he sees Spralls shuffle a deck of cards. He forms a vigilante party and rids the community of Spralls and his gang.
While in Europe, Chaddie Green, a society girl, discovers that she has been left penniless. She returns to the United States and meets Duncan MacKail, who is equally broke though he owns grainland in the West. Duncan and Chaddie are married and go west to homestead. Duncan hires Ollie, a Swedish caretaker, who frightens Chaddie. When business takes Duncan away, Chaddie goes to take care of Percy Woodhouse, an Englishman who has become ill at his place fifteen miles away. Her horse runs away, and she is forced to spend the night there. She sleeps under a wagon, but Duncan is nevertheless angry and jealous.
A minister and his young daughter Bess, journey west where he hopes to regain his health. They become involved with notorious outlaw 'Eagle' Ryan. The outlaw becomes influenced by the power of religion along with Bess's gentle persuasion, he is reformed from his life of crime and forgiven by all the townspeople.
Returning to his father's cattle ranch after the excitement of serving in combat overseas, Bud McGraw becomes restless, and his father decides to send him to an old friend who commands the Border Police in Texas. On the way he meets Peggy Hughes, accompanying her Uncle Graham, a customs inspector, and he retrieves her hat from the rails of a train. At the headquarters, numerous scrapes and fights win him the admiration of, and friendship with, the men. Lazaro, a Secret Service agent, invites Mrs. Graham and Peggy, who are staying at the border station, for an automobile ride, and they are captured by bandits and held for ransom. Bud and his pals deliver the ransom and discover that Lazaro is the bandit chief. Lazaro refuses to release Peggy, but a jealous rival, Nita de Garma, causes his downfall and shoots him as the Border Police arrive to rescue the party.
Hired ranch hand Tex Smith is smitten with Lucy Blake, who lives in the cattle settlement of Marco. Meanwhile, Indian chief Brave Bear despises the encroachment of white people and conspires with Sam Hardman to steal the town's cattle during a rodeo.
Bart Carson is in love with Lou and even goes to jail to save Walter A. Walker, a man she says is her brother but who is really a husband who has deserted his wife and two children.
Cal Stanley goes undercover as a beef buyer in order to catch the gang responsible for stealing the area's cattle.
In the Old West Charles Garvin and Clarice Winslow are happily engaged. One day artist, Ed Gardner arrives seeking lodging and is welcomed into Clarice's home, where he meets the young cowboy. However, when Charles must depart for a round-up, Ed begins to charm Clarice, who seems amused by his company and a triangle develops.
Not realizing he is a bandit The Girl, owner of the Polka Saloon, falls in love with Ramerrez. Trapped by a snowstorm Ramerrez is forced to stay the night with The Girl. Upon discovering the situation jealousy drives dancer Nina Micheltorena to reveal his identity and whereabouts to Sheriff Jack Rance, who also loves The Girl. Ramerrez is shot trying to escape, and though she denies his presence she shelters him. Drops of blood prove lead to his discovery. Taking a chance The Girl wins both their freedom in a poker game with the sheriff. However incited by Nina, vigilantes are about to lynch Ramerrez when the sheriff interferes, explains his bargain, and restores him to The Girl.
A US Army officer is sent undercover into the hills of Mexico's Baja California region to find and bring down the madman Crando and his group of crazed followers, who are setting up their own criminal empire spreading from Mexico into the United States.
Francelia Billington and Dorothy Gish battle outlaw Ralph Lewis out on the range with assistance from ranch foreman Donald Crisp.
Cal Roberts can ride anything with four legs. He enters the contests held at big rodeo. He wins all honors and meets a girl who races horses to help her father clear pressing debts. Complications follow, but Cal wins the girl.
On the American frontier in the last decades of the 19th century, Billie is a female cowboy who fights a series of bad men in this film serial.
When Pinto reaches her eighteenth birthday, the five wealthy Arizonans who adopted her upon the death of her parents decide that ranch life will never make a lady of her. Their old friend Pop Audry, formerly of Arizona and now a member of New York society, agrees to provide Pinto with the necessary education. Accordingly, Pinto and her cowboy nursemaid Looey are dispatched to New York where they lose Audry's address. ...
The film focused on a young black man who joins the Royal Canadian Mounted Police and becomes a hero by rescuing a captive mixed-race woman from a hostile American Indian tribe. The young man later purchases a ranch that becomes the foundation for great financial wealth.
Vic Stanley, a wandering cowboy, is found by Clint Taggart and his daughter, Amy, after he has escaped from a band of rustlers. Upon recovering his sight from a desert sandstorm, he sees and falls in love with Amy and becomes resolute in his decision to uncover the identity of the rustlers and particularly their leader, "The Eagle." Though blind during his capture, he nevertheless recognizes the voice of The Eagle in McElroy, a leading banker. After another escape from the gang, Vic manages to save Taggart and Amy from The Eagle's sticky clutches, exposes their operation, and proceeds on course with Amy.
Harley Hennage, a gambler, loves Marie but remains silent when he realizes that she is in love with Oliver Corblay, a prospector. After Corblay and Marie marry, Harley moves to the distant town of San Pasqual and does not see his old sweetheart until her husband is killed while staking a claim in the desert.
After years of scientific research Thomas Kellner, an eccentric chemist, succeeds in manufacturing an imitation diamond, with the help of his son Jack.