The Poisoned Light
Professor Grant signs a contract with Dr. Selin for the sale of his invention of cold light with the plans for his invention being kept in Grant's apartment. The negotiations are secretly heard by the illusionist Durk, who wants to seize the invention. A few days later Selín is found dead, killed by a light bulb filled with poisonous gas. Durk performs at the birthday party of Grant's daughter Anna and seizes the plans for the invention.
Top cast
Karel FialaProfessor Oskar Grant
Anny OndraAnny Grant
Karel LamačIng. Milan Bell
Jindřich LhotákDr. Karel Selín
Emil Artur LongenDurk, the Magician
Jan S. KolárFerdinand Kardan
Přemysl PražskýMartin Bálek- Antonín MarekBaron Evans Margus / Servant
Josef Šváb-MalostranskýJan- Alfred BaštýřPresident of Police
- Václav PražskýReporter
- Vojtěch ZáhoříkGrant's Assistant
Below are the streaming services currently carrying the movie “The Poisoned Light” 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 Poisoned Light 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: 14 Sept 2026.