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.
Roy Rogers
as Roy Rogers
Trigger
as Trigger - The Smartest Horse in the Movies
Dale Evans
as Kay Harkrider
Gordon Jones
as Splinters
Pat Brady
as Sparrow Biffle
Grant Withers
as Manson
Peter Miles
as Larry Harkrider
George Cleveland
as Colonel Harkrider
Frank Fenton
as Sheriff
I. Stanford Jolley
as Doc Brown
Stanley Andrews
as Rancher Wilkins
Foy Willing
as
