UNIT attempt to get into the bunker to stop Miss Winters setting off the world's nuclear missiles but first they have to get past the K1.
Quest roles:
Nicholas Courtney(Brig. Lethbridge-Stewart), Michael Kilgarriff(Second Ogron), John Levene(Sergeant Benton), Edward Burnham(Professor Kettlewell), Alec Linstead(Sgt. Osgood), Patricia Maynard(Miss Winters)