Main content

The Doctor races to avert a nuclear holocaust. The robot, distraught over killing its creator, takes Sarah hostage and goes on a rampage.

Available now

25 minutes

Signed Audio described

Clip

Broadcast

Enter The Whoniverse

Enter The Whoniverse

Every Doctor, every companion, every enemy. Discover the Whoniverse. Only on Ö÷²¥´óÐã iPlayer.

Gallery