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Elizabeth is kidnapped, one of dozens of scientists held prisoner on the island of Felicitos, controlled by special mineral springs that render their victims completely happy and compliant. Dr. Smith is using them to build a rocket to take her away from our troubled planet in search of some better world, and Mark must find a way to counter the brain-washing and free the captives.
First Air Date : Sep 22, 1977
Last Air date : Jun 06, 1978
Episode : 13 Episode
Season : 1 Season
Runtime: 90:14 minutes
Studio: NBC
Country: United States of America
