Episode 1
Series Episode Number: 145World Premiere: Sat 14 Jan 1967 - 5:49pm GMT [BBC One] (United Kingdom)
Running Time: 24 minutes 18 seconds
8.30 Million (UK)
Appreciation Index: 48 (UK)Chart Position: 43 () (UK)
Recorded on Fri 14 Jan 1966 in Riverside 1
Archive State: Missing
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.
| Characters include uncredited | ||
|---|---|---|
| Dr. Who |  | Patrick Troughton |
| Polly |  | Anneke Wills |
| Ben |  | Michael Craze |
| Jamie |  | Frazer Hines |
| Ara |  | Catherine Howe |
| Ramo |  | Tom Watson |
| Lolem |  | Peter Stephens |
| Damon |  | Colin Jeavons |
| Zaroff |  | Joseph Furst |
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