The Doctor and Clara save the frightened crew from a threat in an underwater base, but the Doctor questions the haunting.

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  • Episode Number 3
  • DVD Season & Episode Number
  • Absolute Episode Number
  • Originally Aired Saturday, October 3, 2015
  • Production Code
  • Directors Daniel O'Hara
  • Writers Toby Whithouse
  • Guest Stars Colin McFarlane, Sophie Stone, Zaqi Ismail, Morven Christie, Asher Ali, Steven Robertson, Paul Kaye
  • Is Movie
  • IMDB tt4483506
  • Last Updated By DarklightIndigo
  • Last Updated 05/22/2018 5:39am

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