Clarence Upson Young

Based upon the novel by Jack London, two friends in the Klondike aid settlers being terrorized by outlaws.

Cole Armin comes to Albuquerque to work for his uncle, John Armin, a despotic and hard-hearted czar who operates an ore-hauling freight line, and whose goal is to eliminate a competing line run by Ted Wallace and his sister Celia. Cole tires of his uncle's heavy-handed tactics and switches over to the Wallace side. Lety Tyler, an agent hired by the uncle, also switches over by warning Cole and Ted of a trap set for them by the uncle and his henchman.

Jim Trask, former sheriff of Abilene, returns to the town after fighting for the Confederacy to find everyone thought he was dead. His old friend Dave Mosely is now engaged to Trask's former sweetheart and is one of the cattlemen increasingly feuding with the original farmers. Trask is persuaded to take up as sheriff again but there is something about the death of Mosely's brother in the Civil War that is haunting him.

Joan Bannister is the wife of globe-trotting war correspondent David Bannister who travels by his side. Returning to the US, Bannister becomes suspicious when Joan begins associating with suspected Nazi functionaries, and wonders if she may be the elusive “Madame Spy” wanted by American authorities.

Honeymooners find a dead radio producer in their suite.

Kurt Ingston, a rich recluse, invites the doctors who left him a hopeless cripple to his desolate mansion in the swamps as one by one they meet horrible deaths.

Matt Morrison gets his old college chum Frank Stewart a job at the steel foundry where he works. Trouble quickly ensues.

In this exciting western, Roaring Dan is the meanest old cuss around. He and his "son" are constantly bickering. But things are not as they seem as the young man is only pretending to be Dan's son so they can find the killers of the young man's real father. Among the guilty are two women.