Overview:A space probe returns to earth and is recovered by Seaview...only to unleash an alien organism aboard.
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First Air Date: Sep 14, 1964Last Air date: Mar 31, 1968Season: 4 SeasonEpisode: 110 EpisodeRuntime: 50:14 minutesQuality: HDIMDb: 3.272 / 10 by 123 usersPopularity: 33.1993Language: en
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