The planet Androzani Minor, the distant future. In the planet's caves war rages between government troops and the android warriors of the mysterious Sharaz Jek. But what makes spectrox, the substance they battle to control, so valuable? And how far will the Doctor go to protect his companion?
Quest roles:
Christopher Gable(Sharaz Jek), Robert Glenister(Salateen), John Normington(Trevor Sigma), Maurice Roƫves(Stotz), Roy Holder(Krelper), David Neal(President), Barbara Kinghorn(Timmin)