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While doing atmospheric research in the African savanna, Dr. Quest uncovers an inaccessibly high plateau, populated by prehistoric cavemen, who have been trained as slave laborers for diamond mining by Klaus Heinrich von Dueffel, a Nazi war criminal in hiding.
First Air Date : Sep 18, 1964
Last Air date : Mar 11, 1965
Episode : 26 Episode
Season : 1 Season
Runtime: 25:14 minutes
Studio: ABC
Country: United States of America