Synopsis
Mass UFO sightings from the last 50 years fuel a mystery in this documentary series featuring eyewitness accounts, expert interviews and new evidence.
Episodes
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Series 6.4
The Manhattan Alien Abduction
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Series 7.7
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Series 7.3
Investigation Alien
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Series 7.8
History's Greatest Mysteries
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Series 7.3
Top Secret UFO Projects Declassified
7.3·2021
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Series 8.4
The Blue Planet
8.4·2001
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Series 7.8
Our Universe
7.8·2022
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Series 7.6
Through the Wormhole
7.6·2010
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Series 7.4
Night on Earth
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Series 8.6
Planet Earth
8.6·2006
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Series 8.1
Earth at Night in Colour
8.1·2020
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