Sandwiched in between the numerous musical numbers, the Gabby Whittaker and Madden rodeo's are competing for bookings. When Gabby gets a date in Albuquerque, Madden has his man destroy his equipment. Roy finds a broken rawhide rope at the scene and uses it to bring Madden to justice.
Insurance Investigator Roy is looking for Weston and the missing money he supposedly obtained in a robbery. When he catches him and listens to his story, he changes his mind about him. A freak accident locates the missing money box and they find the seal unbroken. Roy then announces the box will be opened at the showboat that evening.
A true-life epic that revolves around an exclusive bataillon of the U.S. Marine Corps during World War II, "Carlson's Raiders," whose assignment is to take control of a South Pacific island once possessed by the United States but now under Japanese command.
Nazi spies use a stolen shortwave transmitter prototype to broadcast top secret shipping info to an offshore Japanese sub. To nab the spy ring, the Government has the West Coast's top radio engineers fired and shadowed to see if the Nazis recruit them to complete work on the prototype radio. Radio engineer Lew Deerhold, a resident alien without a job to pay for his adorable little ward Gina's life-saving operation, falls prey to the spy ring, and is swept up in a maelstrom of deceit and danger.
A man of no worth brags to his daughter back East that he is rich and owns a big ranch. When she decides to pay a visit to her father, Roy and his buddies agree to pretend that the poor man is the owner of the ranch.
Ken McLaughlin is a precocious 10-year-old who lives with his family on a remote Wyoming ranch. When Ken returns home from school with failing grades, his father, Rob, blames the boy's lack of personal responsibility. At the suggestion of his wife, Nell, Rob allows Ken to choose a single colt from the herd to raise as his own. Much to his father's dismay, Ken chooses a fiery mustang filly -- but the two soon become fast friends.
A doctor and his staff in a hospital on the Philippine island of Corregidor shortly after the Japanese attack on Pearl Harbor try to treat the sick, injured and wounded as American and Filipino troops desperately try to beat back a ferocious Japanese attack.
A seemingly charitable soup kitchen operator (who moonlights as a criminology professor) uses his Bowery mission as a front for his criminal gang. Police attempt to close in on the gang as they commit a series of robberies, murders and bizarre experiments on corpses.
Bad guys plot to trick a newly arrived Eastern girl out of a ranch which belongs to her infant ward. Roy, of course, saves the ranch for the girl. Songs include "I'm Headin's for the Home Corral," "He's a No Good Son of a Gun," "Sandman Lullaby," "Song of the San Joaquin," and "I'm a Cowboy Rockefeller."
A Nazi spy ring is after a chemical formula that increases the power of ordinary gasoline for U.S. Army aviation use. Two U.S. chemical companies are developing the formula, with each working on half for security purposes. The spies get half the formula and know that either of two chemists, Robert Norton or Tom Fielding, knows the rest. They capture Fielding, through a ruse by gang member Linda Pavlo, and threaten the life of his sister Nancy and his mother if he does not give them the formula. To protect his friend Fielding, who does know the formula and is engaged to Nancy, Tom pretends to know the secret and boards the Dawn Express plane with the spy leader and his gang.
A spy steals a secret military device, then hijacks an airliner to get away. The airliner crashes in the wilderness & the survivors are threatened by a raging forest fire.
The Rough Riders are called in to help save Master's stage line. Taggart has his gang robbing the stages and shooting the drivers. When Buck drives the next stage, Taggart's men rob it and then make it look like Roberts is part of the gang. Written by Maurice Van Auken
Roy is a newspaper reporter. He goes to Cheyenne to cover the activities of supposed bad guy Arapahoe Brown. Roy, of course, discovers who the real bad guy is.
A test pilot and his weather observer develop a "robot" control so airplanes can be flown without pilots, but enemy agents get wind of it and try to steal it or destroy it.
When the showboat hits town, two men use the parade as a distraction to rob the bank. Their accomplice is Pop, the clown from the showboat. He leaves the money on the boat and tells his daughter Patsy to bring it to him at a later stop on the river. Gene's investigation of a bank robbery takes him to the showboat where he becomes a performer. Gene and Frog try to find the money while helping Patsy and her father.
Muggs is tricked into entering a Civilian Conservation Corps camp by Danny in order to get in shape. Muggs resists and battles with the camp captain and with other campers. He also becomes involved in trying to help one of his friends get out of trouble.
Rightful owner of the kingdom, the Duchess of Zona, is engaged in a power struggle with the evil General Gurko. Edmond, the son of Monte Cristo, dons many disguises to come to the aid of the Duchess.
Wanted by the law in New York, Dr. Steve Kells heads west and arrives in an area controlled by an outlaw gang known as the Border Legion. When the gang's boss is wounded, they kidnap Kells and force him to remove the bullet. Not allowed to leave and being a wanted man, he joins the gang. Now wanted as a gang member also, he nevertheless plans a raid that will lead the entire gang into a trap.