The hero, Texas Ranger Larry Whalen (Charles Starrett), is on the trail of a mysterious outlaw leader.

Chip has inherited a supposedly worthless gold mine from her father and Craig Allen is about to buy it. Roy suspects the mine may be valuable and using a clue left by Chip's father, investigates. He finds the hidden shaft that contains the gold and with the posse chasing him on a trumped up robbery charge, races to town with ore samples hoping to get there before the ownership is transferred.

On vacation at his ranch, western actor Roy quickly finds himself involved with a horse rustling operation and a boy ward of one of the rustlers, leading to the kidnapping of Roy's trick horse Trigger by the gang with a demand for ransom.

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."

Horse breeders Adams and Brock are vying for the Army contract. When Adams is killed trying to ride his horse Trigger, Roy saves the horse from being shot. He trains him and then plans to ride him in the race to win the contract.

Roy Rogers, Smiley Burnette and the Sons of the Pioneers go undercover to help Texas Governor Russell Hicks stop World War II Axis sympathizers from blowing up U.S. warehouses.

Jean Loring has her men illegally killing and selling game. Roy suspects her and gets himself invited to stay at her ranch. Investigating he finds the freezer where the slaughtered game are kept. But he is caught, tied up, and left to freeze.

A singing entomologist (Roy Rogers) acts meek to help a juggling sheriff (George "Gabby" Hayes) solve ranch raids.

Part of Paramount Headliner: Hollywood Star Reporter series

Roy returns home to fine a range feud between the cattlemen and the sheepmen. When his friend is killed he finds the rifle had a defective pin. He learns the rifle belongs to a ranch hand named Barker and that a third party has caused the feud. When he captures outlaws trying to blow up a dam, he claims Barker was the killer. But Barker has switched rifles and the outlaws now accuse Roy and Roy finds himself in trouble.