Invasion Earth (Documentary, English)
Status: Ended
Premiered: 2014-10-09
Ended: 2014-11-27
Network: National Geographic
Country: US
Air time: 20:30
Runtime: 60 minutes
Have humans really seen crafts and beings from other planets? Or is there a perfectly reasonable explanation for these sightings? Featuring stories from Australia, New Zealand and around the world, Invasion Earth investigates the world's most intriguing UFO sightings to answer the age old question – are we alone?