Steven Spielberg's 1977 classic tapped into anxieties about the US government hiding UFO information from the public. It holds the key to the director's new film, Disclosure Day.

UFO Whistleblower Leaks Alien Footage & Exposes Government Cover-Up!!!

One lawmaker says Americans would be up at night worrying if they knew the truth about alien life, saying the government needs to come clean.

Americans are "finally waking up to the fact that the government has been lying to us," Elizondo said about disclosure.