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.
Actors: Patrick Troughton, Anneke Wills, Michael Craze, Frazer Hines, Joseph Fürst
Director: Julia Smith
IMDb: 4.6/10