Doctor Who: The Stones of Blood (1978)

Doctor Who: The Stones of Blood
Action, Adventure, Drama, Science Fiction, TV Movie
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.
Starring
Tom Baker, Mary Tamm, John Leeson, Beatrix Lehmann, Susan Engel, Nicholas McArdle, Elaine Ives-Cameron
Directed By
Darrol Blake