The "Disclosure Day" filmmaker does think he should be "afforded the opportunity" to see a UFO, given "all the movies I made about non-human civilizations coming to Earth."

With Steven Spielberg’s “Disclosure Day” due in theaters this week, we give props to the best space invasion movies of all time.

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is being visited by creatures from light-years away.