The Doctor searches for Clara in London, where something dangerous lurks in the Wi-Fi signals.
Director:
Colm McCarthy
Cast:
Matt Smith
Jenna-Louise Coleman
Jenna-Louise Coleman
Celie Imrie
Robert Whitelock
Geff Francis
Dan Li
Manpreet Bachu
James Greene
Eve de Leon Allen
Geff Francis
Antony Edridge
Kassius Johnson
Sean Knopp
Dan Li