MOVIE
The Secret Letters of Mary Queen of Scots
2025-10-18· 59 min
Documentary
Tracing the extraordinary story of the amateur codebreakers who collaborated across continents to decipher a mysterious cache of coded letters which were discovered to be from Mary, Queen of Scots.
Top cast
Below are the streaming services currently carrying the movie “The Secret Letters of Mary Queen of Scots” 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 The Secret Letters of Mary Queen of Scots in Canada
Netflix
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OSN+
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Amazon Prime Video
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Shahid
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Watch It
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TOD
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Disney+
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Apple TV+
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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.