Overview

The Doctor and Adric learn from the wizened Keeper of Traken that a great evil has come to his planet in the form of a Melkur - a calcified statue. The Keeper of Traken is nearing the end of his reign and seeks the Doctor's help in preventing the evil from taking control of the bioelectronic source that is the keystone of the Traken Union's civilisation.

Details

Cast

Tom Baker

Matthew Waterhouse

Sarah Sutton

Geoffrey Beevers

Anthony Ainley

Sheila Ruskin

Denis Carey

John Woodnutt

Margot Van der Burgh

Robin Soans