Doctor Who

Season 21, Episode 14

Episode Title: Planet of Fire (2)

Air Date: 1984-02-24

Overview:

While the Master, victim of his own attempt to improve his TCE weapon, seeks restoration through Sarn's numismaton gas, the truth of Turlough's past comes out at last, though to guarantee the safety of his brother and the Sarn people, Turlough must consider a great personal sacrifice.