Northwest Mounted Police Corporal Jerry Hale is assigned to take over the district of a fellow-officer, and is puzzled as he had worked this district before and had been mysteriously transferred, disrupting his romance with Helen Brent, the niece of Peter Barkley, the Factor at the trading post. An accountant of the company Berkley works for threatens to expose him when his account is found $10,000 short. Barkley pleads for more time to raise the money. His opportunity arises when he learns that Helen's father and his brother-in-law, Nathan Brent, has struck it rich and is on his way to visit Helen. Barkley instructs his henchmen Carney and Breen to lie in wait and rob Brent of his gold. Brent has a premonition of trouble and buries his gold, making a map of the location. Barkley is disturbed by the arrival of Corporal Hale and goes to warn his men, and finds them already engaged in the attack on Brent. Brent's dog Wolfgang (played by a dog named Rex, or maybe the other way around)...

Con artists use a member of a European royal family to swindle a major jewelry company.

A female detective investigates the kidnapping of a wealthy businessman.

The three Morgan brothers, Glenn, Jim and Buddy are all air mail pilots. The plane flown by Jim is shot down by Hugh Jeffries for the money it carries. Another flight is made by Buddy followed by Jeffries intending to shoot him down also...

Various Hollywood performers put on a pirate-themed variety show on Catalina Island, with a number of amiable stars in the audience.

A schooner disappears at sea without a trace. Years later, evidence of possible survivors prompts the mother of the schooner's mate Jose to hire a tuna boat to investigate. They discover the lad living happily on a South Seas island, and, when he refuses to leave with them, they abduct him. However, Jose gets revenge by leading the ship into the lair of a mysterious giant manta ray.

Joe Foley, charged to deliver a trainload of cattle to his employer, is forced to commandeer the engine when his engineer refuses to continue until he has observed union rest rules.

A European countess, after being betrayed by her lover, goes to live in small town Middle America with her cousins and causes havoc among the rather puritanical community members.