Doctor Who S8 • Episode 4
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First aired
Saturday, September 13, 2014
Written by
Steven Moffat
Directed by
Douglas Mackinnon
Runtime
45 minutes
UK Viewers
7.01 million
Appreciation Index
82
Synopsis
The Doctor has been pondering a question: have people ever been truly alone? Does something lurk unseen beside us all? With Clara at his side, the Time Lord will find himself delving into familiar pasts and eerie futures. Just where does the answer to the old man's unanswerable question lie? Will he find the answers he's been searching for, or will his quest cost him his life this time?