The Doctor attempts to gain entry to the castle to prevent the marriage of Romana to Prince Reynart and thwart Grendal’s plans to rule Tara.
- Drama
- Year 1978
- 24 min
In the first of a six-story quest, the Doctor is ordered to find the six segments of the Key to Time before the cosmos is plunged into chaos. But it begins badly for the Doctor, due to a megalomaniac, a con man and an icily beautiful, clever new companion.
- Year: 1978
