Doctor Who - Attack of the Cybermen (2)

Seizoen: 22 - Aflevering: 2 / 673 - Eerst uitgezonden: 12 januari 1985 - Episode ID: 75578

London, 1985. The alien mercenary Lytton has been stranded here for nearly a year, but now he has a plan to escape. But how does it involve the Doctor's old enemies - and why are they on Earth at this point in history?