Classic Doctor Who
|623 episodes

The travellers find themselves deep below the Earth's surface, in the lost city of Atlantis. The Doctor meets the mad Professor Zaroff and Polly is to be turned into a fish person.

Classic Doctor Who

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19. The Underwater Menace (Part 1) - The travellers find themselves deep below the Earth's surface, in the lost city of Atlantis. The Doctor meets the mad Professor Zaroff and Polly is to be turned into a fish person.

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Series 4