Now, when it comes to the all-time greatest action movies, the bar is set considerably higher. Action is the very thing that sets motion pictures apart from still photography, and while it took Hollywood a few decades to figure out what an “action movie” actually was, the genre traces its roots to the origins of the medium (go ahead, Google Thomas Edison’s early “Boxing Cats” film, or picture the outlaw firing his pistol directly into the camera at the end of Edwin S. “Action!” It’s the go-word that filmmakers say at the start of every take, as the cast springs to life on camera.