The 13th Floor

"The feeling is definitely there. It's a new morning in America... fresh, vital. The old cynicism is gone. We have faith in our leaders. We're optimistic as to what becomes of it all. It really boils down to our ability to accept. We don't need pessimism. There are no limits."

"Outside the limit of our sight, feeding off us, perched on top of us, from birth to death, are our owners! Our owners! They have us. They control us! They are our masters! Wake up! They're all about you! All around you!"

One of the best everyman's survival guide to dealing with alien infiltration. The Electroids love to use these kind of tactics.

They Live is a 1988 American science fiction action horror film written and directed by John Carpenter, based on the 1963 short story "Eight O'Clock in the Morning" by Ray Nelson. Starring Roddy Piper, Keith David, and Meg Foster, the film follows an unnamed drifter who discovers through special sunglasses that the ruling class are aliens concealing their appearance and manipulating people to consume, breed, and conform to the status quo via subliminal messages in mass media.

Wikipedia