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. Written by
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
[referring to the Master
He must have known I was going to fix the chameleon circuit.
He read your mind?
Well, he's a Time Lord! In many ways we have the same mind.
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