Newspaper editor Bill Temple arrives in Boom Town planning to expose Jim Blane as a crook. When Blane's henchman Buck fails to kill Temple, Blane prepares to flee with his money. But a sudden announcement of a gold strike empties the town. Blane heads after his henchmen who have taken his money and Temple heads after Blane.

The story of a boy, a dog, and a man. The boy discovers he is heir to a shipping line, and travels to Los Angeles, accompanied by inventor/radio operator Bob Whitlock and Irene Blaine. Their journey is aided by Pal, a wolf dog.

Two brothers are separated when young. One becomes the pony express rider Clint Knox and the other the outlaw Ace Carter.

The story of the rise of boxer Joe Thomas, which paralleled the life of Joe Louis.

A cowboy detective goes up against a gang of big-city thugs trying to set up a protection racket out west.

Two young lovers caught up in the underworld decide to get out and go straight, but a gang leader has other plans for them.

A white gorilla causes trouble in the deepest heart of Africa. The film uses footage from the silent 1927 serial Perils Of The Jungle.

A Siamese twin kills the husband who left her. The courts have to decide if she is convicted of murder, how can they punish her sister, who had nothing to do with the crime?