"This range of classic Target audiobooks continues to go from strength to strength..." Doctor Who Magazine
Materialising in Outer Space, the TARDIS is attached [sic] by a missile fired from the dark side of the moon.
Back on Earth, the newly-formed United Nations Intelligence Taskforce (UNIT), led by Brigadier Lethbridge-Stewart, is disturbed by a series of UFO sightings over Southern England.
Meanwhile, a large consignment of mysterious crates is delivered to the headquarters of International Electromatix, the largest computer and electronics firm in the world.
These three seemingly unconnected events are in fact the preparations for a massive Cyberman invasion of Earth, with one aim: the total annihilation of the human race.
David Troughton, who has played various roles in the BBC TV series, reads Ian Marter's complete and unabridged novelisation, first published by Target Books in 1985.