It seems you are an avid film watcher looking at a film in a different prospective. I happen to agree with you. In TPTB covenent, it states that prior to any act they may do, they have to publize it. As we know they own the film industry, so a perfect media such as film would get there agenda out to the public. I have something quite interesting for you. Click on the link below. It is a clip from behind the scenes of the premier of the 1928 Charlie Chaplin film 'The Circus'. See what you make of it.
Time Traveller Caught on 1928 Charlie Chaplin Film?, page 1