Invaders from Mars!?
75 years ago on October 30, 1938 the nation was enthralled (or panicked) by the Mercury Theater’s radio play Invasion from Mars directed by Orson Welles and adapted from H.G. Wells’ novel War of the Worlds.
Decades later the U.S. Air Force was tasked with investigating reports of unidentified flying objects. Following a rash of UFO sightings in Washington DC in 1952, the Air Force released a film (with the convincing recreated footage above) explaining their mandate to identify and analyze potential threats that come by air, while also assuring the citizenry that there was no known threat.
Read more at Project Blue Book: Spotting UFOs in the Film Record from the National Archives’ Media Matters blog.