Arc of Infinity: Part Three 1983
6.9 200 Something seemed amiss about the Doctor's execution, so the Castellan has Commander Maxil discreetly but fully look it. Meanwhile, as the Doctor meets the anti-matter being inside the Time Lord Matrix, Tegan and her cousin's friend run afoul of a bird-like alien back on Earth.
Runtime: 25
Starts: Peter Davison, Sarah Sutton, Janet Fielding, Leonard Sachs
Director: Ron Jones