Doctor Who Season 20 Episode 3
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.
Serie: Doctor Who
Episode Title: Arc of Infinity, Part Three
Air Date: 1983-01-11