Rex the wonder horse's owner is murdered by Joe Regan, the leader of a band of smugglers. RCMP Sgt. Jack Gordon has been sent to capture the villain. Rex vows vengeance on Regan and helps Gordon capture him.
Rex
Rex, the Wonder Horse
Jack Perrin
Sgt. Jack Gordon
Starlight the Horse
Starlight
Helen Foster
Mary Martin
Al Ferguson
Jud Regan
Markee the Horse
Markee, a Horse
Henry MacRae
Director
George H. Plympton
Screenplay
William Lord Wright
Story