Doctor Who: The Underwater Menace
The TARDIS arrives on an extinct volcanic island. Before long, the travellers are captured and taken into the depths of the Earth, where they find a hidden civilisation — the lost city of Atlantis.
- Genre: Science Fiction, Adventure, Drama
- Studio: BBC
- Keyword: time travel
- Cast: Patrick Troughton, Anneke Wills, Michael Craze, Frazer Hines, Joseph Fürst, Colin Jeavons