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The adventure continues in this brilliant Prequel written by Steven Moffat… The battle of Demon's Run has been fought. Now return to the TARDIS to discover a little of what happened next!
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