Searching for the third segment to the Key to Time brings the Doctor and Romana to present-day Earth, where the travellers have to contend with stone circles, Druidic rituals and a not-so-mythical goddess known as the Cailleach.

Genres

Cast

Tom Baker

The Doctor

Mary Tamm

Romana

John Leeson

K-9 (voice)

Beatrix Lehmann

Professor Rumford