Doctor Who, Season 12, Robot Episode guide
4/4 The Doctor races to avert a nuclear holocaust and the robot takes Sarah hostage.
First broadcast: 18 Jan 1975
3/4 Sealed inside an underground bunker, Miss Winters issues her demands to the world.
First broadcast: 11 Jan 1975
2/4 Harry Sullivan is sent to infiltrate Think Tank to discover the truth.
First broadcast: 04 Jan 1975
1/4 UNIT are called in when top secret plans are stolen from high security establishments.
First broadcast: 28 Dec 1974