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4400 people, assumed to be dead or missing over the past fifty years, reappear in a ball of light. None have any memory of where they've been, and some are manifesting paranormal abilities.
First Air Date : Jul 11, 2004
Last Air date : Sep 16, 2007
Episode : 44 Episode
Season : 4 Season
Runtime: 42:14 minutes
Studio: USA Network
Country: United States of America, United Kingdom
