
"KING OF THE WILD HORSES and THE DOG HERO OF YOUNG AMERICA!"
Rex, a wild stallion, and Rinty, a police dog, are pals. Their master , John Sheldon, is framed for murder, and Alice Ingram plans to race Rex for money to pay for John's legal defense. Meantime, Frank Nolan, who has falsely accused John, sets out to steal Rex for himself.
Rex King of the Wild Horses

Rinty
John Sheldon

Alice Ingram

Henry

Henchman Jim Luger

Frank Nolan

Charles Ingram [Chs. 1, 3, 12]

Henchman Raymond

Henchman Mack

Lewis R. Lou Salters [Ch. 1]

Sheriff [Chs. 1, 7-8, 11-12]

Henchman Parks [Ch. 1]
