Doctor Who: The Underwater Menace
The Doctor and his friends find themselves in the lost city of Atlantis, where the crazed Professor Zaroff has convinced the people of Atlantis that he can raise their sunken city from beneath the sea. However, the Doctor discovers a terrible secret behind Zaroff's plan — a secret that could destroy all life on Earth.
Top cast
Patrick TroughtonThe Doctor (voice)
Frazer HinesJamie McCrimmon (voice)
Anneke WillsPolly Wright (voice)
Michael CrazeBen Jackson (voice)
Joseph FürstZaroff (voice)
Colin JeavonsDamon (voice)
Noel JohnsonKing Thous (voice)- Tom WatsonRamo (voice)
- Peter StephensLolem (voice)
- Catherine HoweAra (voice)
- P.G. StephensSean (voice)
- Paul AnilJacko (voice)
Below are the streaming services currently carrying the movie “Doctor Who: The Underwater Menace” in Canada, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in Canada can differ from other countries.
Where to watch Doctor Who: The Underwater Menace in Canada
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Not currently available on the supported providers in Canada.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 17 Sept 2026.