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Main Range • Episode 258b
Conversion
Released
Tuesday, November 12, 2019
Written by
Guy Adams
Runtime
60 minutes
Synopsis
On the fringes of the galaxy, techno-pirates and research medics fight for the secrets of advanced extra-terrestrial technology. For the Doctor, however, a more personal battle awaits as he confronts his own guilt and the creatures that killed a friend: the Cybermen.