![The Armageddon Factor: Part 4](/assets/artwork/1x1.gif)
Doctor Who (1963–1996)
The Armageddon Factor: Part 4
S16 E24:
With the Marshal poised to fire upon Zeos and the Mentalis computer on a countdown to destruction, the Doctor resorts to desperate measures to prevent a cataclysm.
Starring
Lalla Ward, William Squire, John Leeson