Doctor Who: The Seeds of Doom
When scientists in the Antarctic uncover a mysterious seed pod, the Doctor is called in to investigate. He soon realises it is extraterrestrial and extremely dangerous. At the same time, however, ruthless millionaire plant-lover Harrison Chase has learned of the find and decides he must have the pod for his collection of rare and beautiful flora. Meanwhile the pod itself harbours intelligent life with sinister plans of its own...
Top cast
Tom BakerThe Doctor
Elisabeth SladenSarah Jane Smith
Tony BeckleyHarrison Chase- Kenneth GilbertRichard Dunbar
- Michael BarringtonSir Colin Thackeray
- Sylvia ColeridgeAmelia Ducat
John ChallisScorby
Mark JonesArnold Keeler / Krynoid (voice)- Seymour GreenHargreaves
- Michael McStayDerek Moberley
- Hubert ReesJohn Stevensen
- John GleesonCharles Winlett
Below are the streaming services currently carrying the movie “Doctor Who: The Seeds of Doom” 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 Seeds of Doom 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: 15 Sept 2026.