Top 10 Best Alien Documentaries
12:21
Top 10 Best Alien Documentaries
916.4K viewsJan 1, 2020
YouTubeWatchMojo.com
The Alien Perspective - Official Trailer (2025) Documentary
2:16
The Alien Perspective - Official Trailer (2025) Documentary
144K views8 months ago
YouTubeIGN Movie Trailers
Alien Contact: How Would Humanity React? | FULL DOCUMENTARY
1:30:54
Alien Contact: How Would Humanity React? | FULL DOCUMENTARY
494.1K views5 months ago
YouTubeNaked Science
The Alien Perspective - Official Trailer
2:16
The Alien Perspective - Official Trailer
88.4K views8 months ago
YouTubeIGN
America's Best UFO Evidence Revealed | Full Alien UFO Documentary
1:35:23
America's Best UFO Evidence Revealed | Full Alien UFO Docume…
6.2K viewsFeb 24, 2024
YouTubeThe Unexplained Universe
Top 20 Alien Documentaries You HAVE to See
24:58
Top 20 Alien Documentaries You HAVE to See
1 month ago
Microsoft NewsDailymotion
Watch The Official Trailer For UFO Documentary The Alien Perspective [EXCLUSIVE]
2:15
Watch The Official Trailer For UFO Documentary The Alien Perspecti…
8 months ago
Microsoft NewsScreenRant
3:30:10
UFO's: Investigating the Unknown MEGA EPISODE | Secret Program…
6.5M views11 months ago
YouTubeNational Geographic
2:12:02
Terrifying Alien Encounters & UFO Abductions *2 Hour Marathon* | A…
420K views3 months ago
YouTubeHISTORY
2:08
The X-Files Meets Real Life In Trailer For James Fox’s New UFO Docum…
1.2M views11 months ago
YouTubeScreen Rant Plus
42:15
The Global Threat (Full Episode) | UFOs: Investigating the Unknown
5.8M viewsFeb 24, 2024
YouTubeNational Geographic
18:31
Ancient Aliens: Inside Area 51's UFO Secrets
5.7M viewsMay 9, 2024
YouTubeHISTORY
1:47
Investigation Alien | Official Trailer | Netflix
1.7M views10 months ago
YouTubeNetflix
34:00
Inside Look At Area 51 *New Theories Revealed!* | Ancient Aliens
3.2M views4 months ago
YouTubeHISTORY
35:59
Are Aliens Spying on the U.S.? These Sightings Might Prove It | A…
300.3K views1 month ago
YouTubeHISTORY
18:58
Alien Mysteries of the Sea: Forbidden Islands & Deep Ocean …
161.7K views2 weeks ago
YouTubeHISTORY
16:31
Investigating Cosmic Mysteries | Ancient Aliens
115.5K views5 months ago
YouTubeHISTORY
2:09
Documentary about aliens premieres at SXSW
11.8K views5 months ago
YouTubeKVUE
42:22
Ancient Aliens: Civilization Buried Under Antarctica's Ice?! (S14, E1) …
1.9M viewsAug 8, 2024
YouTubeHISTORY
20:41
Ancient Aliens: 5 SHOCKING Mysteries Beneath Polar Ice
3.9M viewsMar 21, 2024
YouTubeHISTORY
1:01:51
Exposing Government Secrets! | ALIEN AND UFO ENCOUNTERS: T…
393.1K viewsApr 28, 2024
YouTubeFilmIsNow Movies
3:21
Alien Worlds and More Space Documentaries You Need to Watc…
2K views3 months ago
Microsoft NewsNetflix Junkie
35:57
Craziest Alien UFO Crashes | Ancient Aliens
293.1K views3 months ago
YouTubeHISTORY
1:03
Alien: Romulus | Teaser Trailer
21.7M viewsMar 20, 2024
YouTube20th Century Studios
44:18
Ancient Aliens: Extraterrestrial Secrets in Earth's Depths (S2, E4) …
2.2M viewsMar 23, 2024
YouTubeHISTORY
13:40
Ancient Aliens: Evidence of Life in Outer Space
404K viewsJul 25, 2024
YouTubeHISTORY
45:56
Groundbreaking & Unexplainable Technology | Ancient Aliens
428.5K views2 months ago
YouTubeHISTORY
1:19:43
Arizona's Secret UFO Files | ALIENS UNCOVERED: ET OR MAN-MADE …
155.4K viewsMay 5, 2024
YouTubeFilmIsNow Movies
2:03:47
Dr. Steven Greer on Seeing & Studying Aliens, Man-Made v. Alie…
989.8K viewsAug 5, 2023
YouTubedjvlad
See more videos
Static thumbnail place holder