Philosophy of a Knife
The true history of Japanese Unit 731, from its beginnings in the 1930s to its demise in 1945, and the subsequent trials in Khabarovsk, USSR, of many of the Japanese doctors from Unit 731. The facts are told, and previously unknown evidence is revealed by an eyewitness to these events, former doctor and military translator, Anatoly Protasov.
Top cast
- Tomoya OkamotoThe Officer #2
- Elena ProbatovaThe Favorite Girl
- Anatoly ProtasovHimself
- Tetsuro SakagamiThe Officer #1
- Artem SeleznyovThe Frostbite Experiment Man
- Victor SilkinThe Old Surgeon
- Dmitriy SkripnikThe Captured Airplane Pilot
- Alyona StrebkovaThe Dental Torture Girl
- Anna SubbotinaThe Insect Experiment Girl
- Stephen TiptonHistorical Commentary (voice)
- Irina ZenkinaThe Syphilis Experiment Girl
- Yukari FujimotoThe Female Nurse #1
Below are the streaming services currently carrying the movie “Philosophy of a Knife” 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 Philosophy of a Knife 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.