Series: 9

Original Air date:  November 14, 2015

Number Doctor: 12th

Companion(s): Clara Oswald

Writer(s):   Mark Gatiss

Director(s):  Justin Molotnikov

Guest Stars:
Reece Shearsmith as Rassmussen
Elaine Tan as Nagata
Neet Mohan as Chopra
Bethany Black as 474
Paul Courtenay Hyu as Deep-Ando
Paul Davis as King Sandman
Tom Wilton as Sandman
Matthew Doman as Sandman

Synopsis: Vision recovered from the wreckage of Le Verrier Space Station shows how the Doctor and Clara became entangled in a rescue mission. As the footage plays out, a horrifying secret is uncovered.

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