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On Halloween, all across the universe, terrifying forces are stirring. The life of Dan Lewis is about to change forever. Why is the Doctor chasing Karvanista? What is the Flux?
First Air Date : Mar 26, 2005
Last Air date : Dec 05, 2021
Episode : 153 Episode
Season : 13 Season
Runtime: 26:14 minutes
Studio: BBC One
Country: Canada, United Kingdom