With metal limbs, they had the strength of ten men. They could live in the airless vacuum of space. They had no heart, no feelings, no emotions, and only one goal - power!

In the year 2070, a small blue planet caught thei attention. They would land on its satellite and, from there, attack, ransack, destroy and finally abandon ...

THE SATELLITE WAS THE MOON
THE HELPLESS PLANET - EARTH
THEIR NAMES? THE CYBERMEN!

Can the Doctor defeat an enemy whose threat is almost as great as that of the mighty Daleks?
 

While investigations into the strange disease are in progress, International Space Headquarters Earth puts the entire Moon base into strict quarantine - the Doctor and his companions included!

To make matters worse, Moon base personnel inexplicably vanish and vital weather control equipment is sabotaged.

Who is responsible?

The director of the base suspects the time-travellers. The Doctor fears that the ruthlessly evil Cybermen are at work ...