Cast

Rex

Rex, the World's Greatest Horse (as Rex the Wonder Horse)

Jack Perrin

Jack Merritt

Helen Foster

Margie Smith

Tom London

Martin Trask

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Starlight the Horse

Starlight, Jack's Horse

Jim Corey

Bit Role (uncredited)

Crew

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Gardner Bradford

Writer (Writing)

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William Lord Wright

Story (Writing)

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George H. Plympton

Writer (Writing)

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Henry MacRae

Director (Directing)