The Doctor must face Missy and the Master in an epic showdown between the three time lords and the cybermen. Meanwhile on a remote farm, the residents are preparing for war. As Operation Exodus begins, the Doctor must face his greatest challenge yet whilst fighting off his looming regeneration.
Did You Know?
The First Doctor's clothing and the arctic setting are both consistent with "The Tenth Planet", the final serial to feature the First Doctor. William Hartnell was absent from the filming of that serial for several days due to his progressive illness, which required rewrites to cover the absence of the First Doctor from the story. This has led to speculation that the encounter between the First and Twelfth Doctors takes place during the events of "The Tenth Planet", during the time when the First Doctor was absent from the main adventure. See more
Some of the shots in the woods (around 38 minutes) show the Cybermen walking slowly but the accompanying sounds are for them marching at a much faster pace. See more
Where there's tears, there's hope.
Doctor Who Theme
Written by Ron Grainer
Performed by BBC National Orchestra of Wales See more