The first film adaptation of Sir Arthur Conan Doyle's classic novel about a land where prehistoric creatures still roam.

The dissolute Count Pierre Tornai, having dissipated his fortune in Paris, embezzles embassy funds while intoxicated; and after spending his last penny on a dancer, he contemplates suicide but is persuaded to enlist in the Foreign Legion. Based on the 1922 play Der Legionër by Lajos Biró.

Jack Holt, Billie Dove, and Noah Beery Sr., who starred together in Wanderers of the Wasteland, appear together again. Madeline Hammond, the sister of ranchman Al Hammond, arrives from the East. Gene Stewart, a rough and rowdy cowboy, convinces Madeline to marry him while he is on a drunken spree. Madeline sets out to reform him, and he sets out to rid their little section of the West of a band of outlaws.

Slim Jim Carey, the leader of a criminal gang, is in reality a nobleman called Lord Talbois, and his daughter is the rightful heir to the family estate. When "Slim Jim"'s gang finds out about this, they conspire to cheat her out of her inheritance by passing off one of the gangster's girlfriends as the real daughter. Unbeknownst to the gang, however, their leader isn't dead and finds out what they're up to. Complications ensue.

Gold Digger of Weepah is a silent comedy short

Motorboat Mamas is a silent comedy short.

Ralph is the poor inventor of an automobile motor with revolutionary claims. Marvin is the wealthy and one time college pal. Unknown to either of them, they both seek the hand of a charming young lady whose creditor-hounded parents' desires are for a well-to-do son-in-law. However, the girl's affection leans toward Ralph. In the meantime Ralph enlists the aid of his wealthy pal in the matter of financing the motor factory. Thus assured of success, he hastens to his sweetheart with matrimonial plans all set. All is well until the four meet at a restaurant party.

Wanda is a gum-chewing waitress; dim Eddie, the pastry boy at the café, likes her. So does Mr. Hamhocks, the café owner, whose head is also turned by the arrival of Pearl Minnow, a gold digger in town for the annual Catalina Channel Swim, sponsored by Wrigley's. Wanda and Pearl take a dislike to each other; Hamhocks is charmed by Pearl and Eddie stays loyal to Wanda. The day of the swimming contest arrives, the two women compete, and the two men try to help their respective gals. Their trials and tribulations mix with documentary footage of the event. An angry swordfish gets in the act.

Ben Turpin, a self-proclaimed "lady killer" finds himself in a difficult romantic predicament. Currently engaged to a woman described as a "gold-digger" (played by Madeleine Hurlock), Ben decides he must first end his relationship with his former lover, a showgirl and theater dancer named Alma Bennett.

Harry Shelby has been kept in knee pants for years by his overprotective parents, but the day finally comes when Harry is given his first pair of long pants. Almost immediately, he is expected to marry his childhood sweetheart Priscilla... but instead, Harry's first heady whiff of manhood has got him panting after Bebe, a "fast" woman from the big city. Mistakenly thinking that Bebe fancies him too, Harry risks everything to help her out when she lands in jail, only to end up in hot water himself. Through it all, sweet Priscilla waits for her man to come to his senses.