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When a space capsule crashes in the ocean near the Cetacean, Mark and Elizabeth agree to investigate. When they arrive, Mark is rendered unconscious by a screeching sound. They discover hundreds of strange, blue, intelligent spores that have taken over Mark's body, attempting to find a way back into space. However, they do not know that Mark will die if he does not return to water within a few hours.
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
