A Rin-Tin-Tin serial presented in 12 episodes. The mysterious Wolf Man is terrorizing settlers in a western town. With the help of Rinty, young Jimmy Carter unmasks the Wolf Man and foils his evil plot.

A fire in the mountains drives a wolf pack into the nearby desert where they terrorize the local residents. The leader of the wolf pack is Lobo, actually a halfbreed (Rin Tin Tin). When the pack is discovered hunting a herd of cows, a posse gives chase. Lobo leaves his pack to lead the posse away. He is injured and found by a local prospector, Dave Weston (Charles Farrell). The prospector nurses Lobo back to health and the two become close friends. Meanwhile, Weston has made a Borax find in the area. His girlfriend May Barstowe (June Marlowe), daughter of a wealthy rancher, is pleased. However, the local chemist, Borax Horton (Pat Hartigan), actually a claim jumper, plans to steal the claim.

Commemorates the centennial of American movies with a montage of clips and music scores from the most important movies of the century.

A prospector is murdered by The Cactus Kid and his gang, who hope to find the murdered man's goldmine. The miner's dog, Rin-Tin-Tin, recognizes the killers, who thereafter seek to use the dog to locate the lost mine. With the help of a government agent and a young girl, Rinty saves the mine and brings the bad guys to justice.

The Laguna Dam is to be built in Arizona to supply water to desert-land unfit for cultivation or stock-raising. Rival companies bid for the building contract, which leads to violence and danger for Bob Owen and his dog Satan.

Robert Preston hosts this documentary that shows what people of the 1930s were watching as they were battling the Depression as well as eventually getting ready for another World War.

A girl engaged to a member of the Royal Mounted Police is forced to marry a vicious blackmailer after he gains incriminating evidence on her father.

Tom's father, Barry, lives at a lonely trading post up north and is constantly in fear the post's factor, who has threatened to turn him in to the Mounted Police for a murder committed many years before.

A German Shepherd puppy is "adopted" by a wolf pack in the snowy and frozen Great North and raised by them as one of their own. A few years later he comes upon a fur trapper and saves the man from certain death, and begins to feel a kinship with him that is stronger than the one he has with his adopted pack.

Ben Darby and Pancake, his father, are owners of a mining claim in Northwest Canada. Ben goes to war, leaving Pancake to run the mine. During Ben's absence three claim jumpers take possession of the mine: one of the men is the father of Beatrice, Ben's sweetheart; another, a rival suitor. Pancake is murdered when he and Ben plot to regain the claim. Ben kidnaps Beatrice, resolving to obtain revenge through her. Ben finds that she knew nothing of the stolen claim and that her father was innocent of Pancake's murder. Ben then resolves to find the culprit and bring them to justice.