Character Name : Yak

Original Name : Yakima Canutt

Gender : Male

Character Name : Boy - Yak's New Horse

Original Name : Boy the Wonder Horse

Gender : Male

Character Name : Helen Gilmore

Original Name : Neva Gerber

Gender : Female

Character Name : Steve Mays

Original Name : Al Ferguson

Gender : Male

Character Name : Frank Gilmore (as Leonord Traynor)

Original Name : Leonard Trainor

Gender : Male

Character Name : Tubby

Original Name : Fred Gamble

Gender : Male

Character Name : Chuck Lannigan

Original Name : Bud Osborne

Gender : Male