1. The Ribos Operation: Part One
Aired: Sep 2, 1978 The Doctor is contacted by the White Guardian who tasks him with finding the ...
2. The Ribos Operation: Part Two
Aired: Sep 9, 1978 The Doctor and Romana investigate Garron's activities but this results in the...
3. The Ribos Operation: Part Three
Aired: Sep 16, 1978 The Graff takes the Doctor, Romana and Garron prisoner and then sets about tr...
4. The Ribos Operation: Part Four
Aired: Sep 23, 1978 The Doctor returns to the city to keep an eye on the Graff, leaving Romana, K...
5. The Pirate Planet: Part One
Aired: Sep 30, 1978 In seeking the second segment of the Key to Time, the TARDIS heads for an icy...
6. The Pirate Planet: Part Two
Aired: Oct 7, 1978 The Doctor and Kimus head to the Bridge to try and rescue Romana, leaving K9 ...
7. The Pirate Planet: Part Three
Aired: Oct 14, 1978 The Mentiads take the Doctor, Romana and Kimus to a reunion with K9 and Mula,...
8. The Pirate Planet: Part Four
Aired: Oct 21, 1978 The Doctor reveals the truth about the real power on Zanak and must try and s...
9. The Stones of Blood: Part One
Aired: Oct 28, 1978 The Doctor and Romana's search for the third piece of the Key to Time leads t...
10. The Stones of Blood: Part Two
Aired: Nov 4, 1978 Rumford arrives just in time to save the Doctor from being sacrificed, allowi...
11. The Stones of Blood: Part Three
Aired: Nov 11, 1978 Assisted by Prof. Rumford and K-9, the Doctor builds a projector by which to ...
12. The Stones of Blood: Part Four
Aired: Nov 18, 1978 Aboard a hyperspace prison ship, two justice machines called the Megara, know...
13. The Androids of Tara: Part One
Aired: Nov 25, 1978 The Tardis materializes on the Earth-like planet of Tara. The Doctor goes fis...
14. The Androids of Tara: Part Two
Aired: Dec 2, 1978 After Count Grendel kidnaps the real Prince Reynart, the Doctor suggests his ...
15. The Androids of Tara: Part Three
Aired: Dec 9, 1978 While the Doctor works on the android Prince Reynart's speech circuits, Count...
16. The Androids of Tara: Part Four
Aired: Dec 16, 1978 In a last attempt to take the throne, Count Grendel plans to have Romana wed ...
17. The Power of Kroll: Part One
Aired: Dec 23, 1978 The Doctor and Romana land on the moon Delta III, home to the green-skinned S...
18. The Power of Kroll: Part Two
Aired: Dec 30, 1978 The Doctor rescues Romana from the Swampies but is horrified to hear that Kro...
19. The Power of Kroll: Part Three
Aired: Jan 6, 1979 The Doctor, Romana and Rohm-Dutt are sentenced to death by the Swampies while...
20. The Power of Kroll: Part Four
Aired: Jan 13, 1979 The Doctor races to stop Thawn from destroying the Swampie settlement and the...
21. The Armageddon Factor: Part One
Aired: Jan 20, 1979 The Doctor and company drop in on the planet Atrios, whose inhabitants are in...
22. The Armageddon Factor: Part Two
Aired: Jan 27, 1979 Unable to escape with the Tardis missing, the Doctor, Romana and Merak return...
23. The Armageddon Factor: Part Three
Aired: Feb 3, 1979 The Shadow kidnaps the Doctor and tries to secure the Key to Time, while the ...
24. The Armageddon Factor: Part Four
Aired: Feb 10, 1979 The Doctor sends Shapp and Merak back to Atrios to try and halt the Marshal's...
25. The Armageddon Factor: Part Five
Aired: Feb 17, 1979 With both K9 and Princess Astra under his control, the Shadow lures the Docto...
26. The Armageddon Factor: Part Six
Aired: Feb 24, 1979 Romana looks on as Princess Astra turns herself into the sixth segment of the...
