Director: Mack V. Wright, Ray Taylor
Mala
Agent Ray Mala
Rex
Rex, the Wonder Horse
Mamo Clark
Princess Melani
Herbert Rawlinson
Grant Jackson
William Newell
Hank McGlaurie
John Ward
Anthony Tupper
John Dilson
E.G. Ellsworth
Selmer Jackson
Mr. Canfield
John Picorri
Porotu
George Chesebro
Draker, Island Operations Chief
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