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U.N.C.L.E. agents Napoleon Solo and Illya Kuryakin travel around the globe in an effort to track down a secret formula that was divided into four parts and left by a dying scientist with his four daughters, all of whom live in different countries. Evil THRUSH agent Randolph also wants the formula, and is aided by his karate-chopping henchmen.

How to Watch The Karate Killers Legally and Safely

If you want to stream The Karate Killers through reputable and legal services, there are a few good options depending on where you are. Subscription platforms like HBO Max, Disney+, Netflix, Amazon Prime Video, and Apple TV+ sometimes carry The Karate Killers films or related DC titles—though availability depends on your country.

If you’d rather not commit to a subscription, there are ad‑supported, free (but legal) platforms such as Tubi, Pluto TV, Peacock or Crackle (where available in your region) that occasionally host superhero films.

Lastly, don’t forget about library‑linked streaming options like Kanopy or Hoopla (if your library or university is registered), and official uploads by film distributors on YouTube—these can also give you legal access to classic movies.