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While investigating a mysterious ailment in India, Dr. Quest discovers an underground nerve-gas factory (operated by a criminal mastermind and protected by hazmat-suited guards) hidden high within a remote mountain range.
First Air Date : Sep 18, 1964
Last Air date : Mar 11, 1965
Episode : 26 Episode
Season : 1 Season
Runtime: 25 minutes
Studio: ABC
Country: United States of America