Hoppy and Lucky have been called in to investigate a series of stage holdups. The robbers are taking gold from Colby's mine and Hoppy suspects it may be ex-outlaw Colby himself. When Speedy strikes gold, Hoppy borrows it and announces a gold shipment hoping to catch the gang and their leader.
An evil gang is involved in both cattle rustling and the robbing of stagecoaches. Hoppy must stop them without help from the sheriff who turns out be a major outlaw himself.
The U.S. Army needs more horses for the Spanish-American War. Hoppy must turn his Bar 20 cowhands into Rough Riders to gather up the horses, and of course bad guys try to sabotage the operation.
Hopalong Cassidy, boss of the Bar 20 ranch in Texas, rides down the Camino Real in the New Mexico cattle country near Alamogordo, in response to an urgent message from his lifelong sweetheart, Nora Blake, who is in serious trouble.
U.S. Marshal Hopalong Cassidy is called when a town becomes overun with bad guys. Disguised as a member of a medicine show, Hoppy discovers that the ringleader is none other than sweet li'l ol' Ma Burton.
Radio star Jack Benny, intending to stay in New York for the summer, is forced by the needling of rival Fred Allen to prove his boasts about roughing it on his (fictitious) Nevada ranch.
A dizzy young woman aranges to turn her inventor-boyfriend's vacation into a chance meeting with a possible investor who happens to be her brother's future father-in-law.
A gang of urban street kids and a club of suburban would-be federal agents, at first rivals, join forces to rescue the father of one of the kids, the inventor of a super-explosive and its remote detonator, from the clutches of a band of foreign subversives call the "Flaming Torch Gang".
Grace Peterson works in department stores "Tutto per Tutti", along with many other young people. His employment contract entitling them to live in a boarding house built specifically for them by the company but on the other hand, forbid them not fall in love or marry under threat of dismissal.