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.
Patrick Troughtonas The DoctorAnneke Willsas PollyMichael Crazeas Ben JacksonFrazer Hinesas Jamie McCrimmonJoseph Fürstas ZaroffColin Jeavonsas DamonNoel Johnsonas King ThousTom Watsonas RamoPeter Stephensas LolemGerald Tayloras Damon's AssistantCatherine Howeas AraP.G. Stephensas SeanPaul Anilas JackoRoma Woodnuttas NolaGraham Ashleyas OverseerTony Handyas Zaroff's Guard