Overview: Kate returns from Hollow Earth with word that insurgents are about to strike an above-ground target – and may have inside help from a trusted member of Team Sanctuary.
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First Air Date: Oct 03, 2008Last Air date: Dec 30, 2011Season: 4 SeasonEpisode: 59 EpisodeRuntime: 45 minutesQuality: HDIMDb: 7.20 / 10 by 252 usersPopularity: 65.565Language: English