The Secret Weapon
This short begins with King-Size in conference with his financial minister when a coded message arrives warning of an planned invasion by cats from the Planet Feline (pronounced Fa Lean). A call for Space Mouse is dispatched, He appears in the conference room instantly. The king orders him to go to Feline, disguised as a cat, and destroy their rocket ship. Space Mouse chooses a Siamese cat disguise.. Before he leaves, though, King-Size hands him a pill telling him to swallow it if he gets into inescapable trouble. When Space Mouse wants to know what the pill will do, King Size claims all he knows is that all secret agents take along some kind of pill for emergencies.
Top cast
Below are the streaming services currently carrying the movie “The Secret Weapon” 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 Weapon 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.