As Alice and Cora Munro attempt to find their father, a British officer in the French and Indian War, they are set upon by French soldiers and their cohorts, Huron tribesmen led by the evil Magua. Fighting to rescue the women are Chingachgook and his son Uncas, the last of the Mohican tribe, and their white ally, the frontiersman Natty Bumppo, known as Hawkeye.

When an aristocratic family and their servants are shipwrecked, the butler becomes their ruler.

A young man infiltrates the underworld by pretending to be a convicted burglar. While undercover, he meets a young woman who turns out to be no more a part of gangland than he, but with similar reasons for disguising herself.

Railroad magnate Gordon Rogers agrees to allow his daughter, Helen, to marry wealthy idler Billy Deering, Jr., but only if the latter can hold the same job for one month. Billy is hired for an array of jobs, including office clerk and xylophone player, but always quits just before being fired. He then finds work in a restaurant where he is required to dress as a knight in armor and pose as a statue. On one occasion, Gordon, Helen, and Billy's romantic rival, Tom, enter the restaurant, and Billy is nearly fired when Helen recognizes him. Meanwhile, Gordon plans to merge one of his railroads with a company that is in a dispute with Tom's uncle, an unprincipled financier. Acting on the promise of a generous cash reward, Tom is determined to steal documents relating to the merger.

Gabrielle Jardee, daughter of a conservative Parisian family, is in love with an American, John Morgan, who her parents disapprove of. She is sent away from Paris to a small village, where her aunt lives with her sister and brother. The war comes and the Germans enter the town. She becomes the mistress of a German Kommandant.

Vaudeville artist LaBelle Geraldine and her dancing partner, Freddie Montgomery, are stranded in Arizona when their troupe breaks up. In order to raise money, Geraldine orders Freddie to impersonate masked bandit Black Jim so that she may turn him in and collect the $2,000 reward. When the real Black Jim holds up her coach, Geraldine, believing that he is Freddie, boldly pulls out her gun, whereupon the bandit shoots her in the wrist and takes her to his cabin. Later Freddie, too, is captured, but when members of the gang insult Geraldine, he refuses to protect her. Gradually Black Jim falls in love with her, and she comes to admire him so deeply that instead of seizing a chance to escape one night, she returns to warn him of the gang's plot to kill him.

The "Firefly of France" is an elusive master criminal of uncertain loyalties. When the Firefly disappears from view with a satchel of important government documents in his possession, his sister Esme Falconer is suspected of beings in cahoots with him. Dashing aviator Devereaux Bayne believes in Esme's innocence and accordingly dons civilian garb and heads to Paris' Latin Quarter to get the low-down on the Firefly's whereabouts.

Clara Kimball Young stars as Mary Saurin, a British gentlewoman who journeys to South Africa to visit her district-commissioner brother Dick (Henry Woodward). Upon arriving, she is introduced to Major Anthony "Kim" Kinsella (Milton Sills), the most important and influential Army officer in the region. Falling in love with Kinsella, Mary agrees to marry him, but he is apparently killed in a native uprising.

George MacFarland, a wealthy young man who loves adventure, bets his friends Thornton Brown and Arthur Sole $20,000 that he can commit a crime and elude the police for a year. After he forges a check, George heads West and does escape arrest for nearly a year, despite the proliferation of police circulars bearing his name and his favorite expression, "Believe me, Xantippe." In a Colorado hunting lodge, he meets Sheriff Kamman's pretty daughter Dolly, who recognizes and tries to arrest him. According to the terms of the bet, however, he must be captured by a genuine officer of the law, which Dolly is not.

Hawaiian prince Tom Garvin (Sessue Hayakawa) receives an American college education and falls in love with Enid Benton (Florence Vidor).

Henry de Spain is determined to find the man who murdered his father. He becomes sort of an outsider with Duke Morgan's gang, cattlemen, and outlaws. Nan, daughter of the head of the clan, secretly loves Henry and when he is wounded in a fight with the Morgan clan, she helps him escape. This angers her father and he declares that she shall marry her cousin. Nan dispatches a message to Henry for assistance and he brings her safely to his clan. Nan then learns that her father was the murder of Henry's father. She returns to her father to learn the truth and together they go to Henry and reveal the murder's name. After a thorough understanding and forgiving, Henry and Nan are married.

Guido and his wife Antoinetta wind up with the estate of Leo Marcellini, a wealthy oil and wine merchant who has died intestate. They move into the mansion but are at a loss when it comes to dealing with servants and other trappings of the rich.