

Evil Grant Withers lets a killer horse loose to ruin valuable horses on nearby ranches. He hopes to shake down the ranchers for his "protection". Roy tracks down the bad guys, but is suddenly trapped by them. Peter Miles, a boy terrified of horses, overcomes his fear and rides for help to save the day.
Acting
Trigger's charisma outshines the entire human cast, no contest.
Practical Effects
Real horse stunts that would give modern safety coordinators nightmares.

Director
William Witney
Trivia, insights & behind the scenes
William Witney directed over 20 Roy Rogers films and pioneered fast-cutting action sequences that influenced later blockbuster directors.
Trigger was billed as 'The Smartest Horse in the Movies' and became so famous he had his own fan club and merchandise line.