Hangar 1 The UFO Files: Season 1: Unfriendly Skies #4
Episode name
Unfriendly Skies #4
Season number
Episode number
4
Unfriendly Skies: Secret files reveal astonishing reports of incidents where UFOs have chased aeroplanes, as well as dozens of sightings of a UFO over Chicago airport. (S1, ep 4)