During World War II, an insubordinate fighter pilot finds the shoe on the other foot when he's promoted.

Captain Bob Dayton and Lieutenant Ed Carey are partners in a company called "Sky Raiders" which seeks US government contracts for its inventions. Enemy spies attempt to steal, sabotage and discredit the inventions and founders of the company.

A cowboy arrives in a town, and is immediately mistaken for his twin brother who is wanted for murder.

Thad Lawson arrives in Oak Valley to avenge the murder of his brother, the local sheriff. He learns that Jack Rand, powerful overlord of the town is to blame. After Rand murders newspaper publisher Jordan Webster, Thad sets out to put him behind bars.

When a tough western town needs taming, the mild-mannered son of a hard-nosed sheriff gets the job.

A young man helps a marshal in his battle against outlaws.

Jeff Scott is sent to investigate problems with wagon trains attempting to make the journey to Oregon. Sam Morgan has sent his henchmen, under lead-henchman Bull Bragg, to stop the wagon trains in order to maintain control of the fur trade in the area.

Filmed in the Sierra Nevada mountains near Sonora, California, this Universal serial is Universal's 40th sound-era serial. Eagle Scout Bruce Scott, leader of Martinsville Troop Number One, and his pack sets off in search of lost treasure and finds adventure

Mary Robbins is a moderately educated, beautiful, young woman who owns the saloon called "The Poker". She is the only woman in the town of Couldee - making her the fancy of all the men there, especially to Sheriff Jack Rance. On the way to Monterey to sing at a mass officiated by Father Sienna, her stagecoach is held up by the infamous masked bandit, Ramerez. He too takes a fancy to Mary, and decides to secretly follow her, taking on the identity of an officer named, Lieutenant Johnson. While in Monterey, he dances, sings and courts Mary, who has now fallen in love with him. He then has to make a quick getaway. In the mean-time, Sheriff Jack has set up a trap to catch Ramerez at "The Poker". When Ramerez does arrive he soon discovers that Mary is the owner, and quickly changes to the identity of Lieutenant Johnson. How long can this charade last?

A doctor comes to the aid of local ranchers who are fighting to protect their water rights.

When Steve Harper chases down some rustlers, he loses his gun in the ensuing fistfight. After Wilson is killed, Steve's gun is found nearby and he as arrested. Jimmy Wilson breaks him out of jail and he heads after the real killer.

Sheriff Bill Jones, in the line of duty, kills outlaw Joe Land and adopts his young son, Tim. They come upon a former silver boomtown, reputed to be haunted, whose only inhabitant is Hiram McDuff, a friend of Bill's. Ranch owner Joan Stanley hires Bill and Tim. Her father has been killed by the gang of Wolf Larson. By mistake, McDuff hires the Larson gang on as ranch hands for Joan. They plan to steal the stock while Bill is away. Tim overhears the plot and informs Bill. Bill and Tim use ghost makeup, skeleton sheets (even outfitting their horses with skeleton-looking blankets) and tricks to rout the superstitious gang members...

Bill saves a sheriff, left to die in the blazing sun by desert bandits.

Henry Jethrow is after the Wilson ranch. He has George Wilson unknowningly sign a note for the ranch, has him killed, and then presents the note. The Pinto Kid, investigating cattle rustlers, accidentally drops his glove at the murder scene and now has a price on his head. He has Beth Wilson turn him and use the reward money to reclaim the note. Now he has to escape jail and find the real killers.