Series: 8
Original Air date: September 13, 2014
Number Doctor: 12th
Companion(s): Clara Oswald
Writer(s): Steven Moffat
Director(s): Douglas Mackinnon
Guest Stars:
Samuel Anderson as Danny Pink/Orson Pink
Remi Gooding as Rupert Pink
Robert Goodman as Reg
Synopsis: When ghosts of past and future crowd into their lives, The Doctor and Clara are thrown into an adventure that takes them to the very end of the universe.