With the threat of doom ever-present, the Doctor and Adric press on for Logopolis, where the muttered mathematical incantations of its people can completely overhaul the TARDIS. En route they discover an accidental yet demanding passenger on board while, all the while, the Master secretively journeys with them to ensnare the Doctor in a diabolical trap.
Did You Know?
Despite being the main guest star of the serial The Montior does not turn up until halfway through the second part of the serial. See more
The doors to the police box (not the Tardis) open inward on several occasions, even when the police try to follow the Doctor. In reality, police box doors opened outwards. The police officers should have known this. See more
I hate farewells.
Featured in Talking About Regeneration