All
Search
Images
Videos
Shorts
Maps
News
More
Shopping
Flights
Travel
Notebook
Report an inappropriate content
Please select one of the options below.
Not Relevant
Offensive
Adult
Child Sexual Abuse
Length
All
Short (less than 5 minutes)
Medium (5-20 minutes)
Long (more than 20 minutes)
Date
All
Past 24 hours
Past week
Past month
Past year
Resolution
All
Lower than 360p
360p or higher
480p or higher
720p or higher
1080p or higher
Source
All
Dailymotion
Vimeo
Metacafe
Hulu
VEVO
Myspace
MTV
CBS
Fox
CNN
MSN
Price
All
Free
Paid
Clear filters
SafeSearch:
Moderate
Strict
Moderate (default)
Off
Filter
Shop Alien Documentaries Shows
Sponsored
$9.68
Cowboys & Aliens (Blu-Ray)
Amazon.com
$9.68
Cowboys & Aliens (Blu-Ray)
Amazon.com
$6.98
Monsters Vs. Aliens [Blu-Ray]
Amazon.com
$6.98
Monsters Vs. Aliens [Blu-Ray]
Amazon.com
$10.39
Alien Tracker - DVD
Amazon.com
$10.39
Alien Tracker - DVD
Amazon.com
$19.95
Alien Paradox: Legacy Of The UFO [DVD]
Amazon.com
$19.95
Alien Paradox: Legacy Of The UFO [DVD]
Amazon.com
$13.45
Ancient Aliens: Season 4
Amazon.com
Free shipping
$13.45
Ancient Aliens: Season 4
Amazon.com
$12.99
ANCIENT ALIENS: Secrets The Ancients Left Behind
Amazon.com
$12.99
ANCIENT ALIENS: Secrets The Ancients Left Behind
Amazon.com
3:21
Alien Worlds and More Space Documentaries You Need to Watch on Netflix Right Now
2K views
10 months ago
MSN
Netflix Junkie
43:08
What If Aliens Contact Us? | Alien Encounters (Full Episode)
783.1K views
Sep 19, 2019
YouTube
Science Channel
7:29
Unidentified: STUNNING ARCTIC UFO SIGHTING (Season 2) | History
1.5M views
Aug 14, 2020
YouTube
HISTORY
46:34
The Alien Files: UFOs Under Investigation (Full Episode S1|E6)
653.5K views
Jun 26, 2021
YouTube
Extreme Mysteries
1:44
Top Secret UFO Projects: Declassified | Official Trailer | Netflix
3.8M views
Jul 3, 2021
YouTube
Netflix
45:59
The Alien Files: UFOs Under Investigation (Full Episode S1|E1)
340.7K views
Jul 27, 2021
YouTube
Extreme Mysteries
42:22
UFO Hunters: Life-Altering Alien Encounter (S2, E8) | Full Episode | History
810.3K views
Dec 29, 2020
YouTube
HISTORY
45:02
The Alien Files: UFOs Under Investigation (Full Episode S1|E12)
463.2K views
Jul 4, 2021
YouTube
Extreme Mysteries
4:26
Ancient Aliens: Project Blue Book Proves UFO Phenomenon (Season 16) | History
373.3K views
Mar 4, 2021
YouTube
HISTORY
4:19
Ancient Aliens: Incredible Area 51 Secrets Revealed (Season 15) | History
3M views
Mar 18, 2021
YouTube
HISTORY
44:42
UFO Hunters: Top Secret Underwater Alien Base (S3, E8) | Full Episode | History
1.4M views
Feb 23, 2021
YouTube
HISTORY
3:22
Ancient Aliens: Alien Gods of Ancient Sumer (Season 13) | History
946.3K views
Mar 7, 2020
YouTube
HISTORY
48:51
UFOS & ALIENS - The Myth Of Space Travel | SPACETIME - SCIENCE SHOW
3.5M views
Nov 29, 2019
YouTube
WELT Documentary
1:47
Investigation Alien | Official Trailer | Netflix
1.7M views
Oct 11, 2024
YouTube
Netflix
4:06
Ancient Aliens: UFO Cover-Up Inside the U.S. Government (Season 5) | History
565.4K views
May 27, 2021
YouTube
HISTORY
7:23
Ancient Aliens: UFO Investigation Reveals Another Dimension (Season 18) | History
1M views
Aug 11, 2022
YouTube
HISTORY
50:27
Alien Abduction | The Mystery Unraveled (2001)
21.4K views
May 2, 2024
YouTube
Grapevine Documentaries
1:00:05
The Witnesses - Ancient Alien Encounters | Full 4K Documentary
170.8K views
Feb 4, 2024
YouTube
Mediatime Network
24:02
ALIEN CHRONICLES (S1E1) - ALIEN AND UFO ENCOUNTERS FROM ANOTHER DIMENSION
274K views
May 11, 2022
YouTube
Extreme Mysteries
19:37
Ancient Aliens: TOP 3 DEEP SEA UFO MYSTERIES | History
2M views
Jun 15, 2023
YouTube
HISTORY
5:14
Ancient Aliens: NASA’s Untold Extraterrestrial Encounter (Season 4) | History
1.8M views
Oct 28, 2021
YouTube
HISTORY
5:31
Ancient Aliens: CIA Analyst Discovers UFO Base In Alaska (S19) | History
616.2K views
May 13, 2023
YouTube
HISTORY
48:05
ALIEN CHRONICLES (S1E2) - DOLORES CANNON - ALIEN AND UFOS
4.1M views
May 17, 2022
YouTube
Extreme Mysteries
45:56
Groundbreaking & Unexplainable Technology | Ancient Aliens | History
1.8M views
9 months ago
YouTube
HISTORY
39:22
What Governments Know About Aliens | Ancient Aliens
900.2K views
2 months ago
YouTube
HISTORY
20:41
Ancient Aliens: 5 SHOCKING Mysteries Beneath Polar Ice | History
4.3M views
Mar 21, 2024
YouTube
HISTORY
32:01
Ancient Aliens: TOP 10 ALIEN ENCOUNTERS OF 2023 | PART 1 | History
6.8M views
Dec 7, 2023
YouTube
HISTORY
2:16
The Alien Perspective - Official Trailer (2025) Documentary
154.5K views
Dec 20, 2024
YouTube
IGN Movie Trailers
1:01:33
ALIEN CONTACT (Ep 2) - ALIEN AND UFO ENCOUNTERS FROM ANOTHER DIMENSION
3M views
Feb 22, 2022
YouTube
Extreme Mysteries
12:21
Top 10 Best Alien Documentaries
917.2K views
Jan 1, 2020
YouTube
WatchMojo.com
See more
More like this
Shop Alien Documentaries Shows
Sponsored
$9.68
Cowboys & Aliens (Blu-Ray)
Amazon.com
$9.68
Cowboys & Aliens (Blu-Ray)
Amazon.com
$6.98
Monsters Vs. Aliens [Blu-Ray]
Amazon.com
$6.98
Monsters Vs. Aliens [Blu-Ray]
Amazon.com
$10.39
Alien Tracker - DVD
Amazon.com
$10.39
Alien Tracker - DVD
Amazon.com
$19.95
Alien Paradox: Legacy Of The UFO [DVD]
Amazon.com
$19.95
Alien Paradox: Legacy Of The UFO [DVD]
Amazon.com
$13.45
Ancient Aliens: Season 4
Amazon.com
Free shipping
$13.45
Ancient Aliens: Season 4
Amazon.com
$12.99
ANCIENT ALIENS: Secrets The Ancients Left Behind
Amazon.com
$12.99
ANCIENT ALIENS: Secrets The Ancients Left Behind
Amazon.com
$38,014.00
Aliens/Sci Fi Movies DVD Lot Of 9 - The Thing, Syngenor, Evil Aliens
eBay
Free shipping
$38,014.00
Aliens/Sci Fi Movies DVD Lot Of 9 - The Thing, Syngenor, Evil Aliens
eBay
$49.99
Alien Quadrilogy Dvd 9-Disc Set Collection Sealed
eBay
61
$49.99
Alien Quadrilogy Dvd 9-Disc Set Collection Sealed
eBay
$49.99
Aliens [4K Ultra Hd + Blu-Ray] W/Slipcover
eBay
7
$49.99
Aliens [4K Ultra Hd + Blu-Ray] W/Slipcover
eBay
$35.00
Dvd Alien Earth
eBay
$35.00
Dvd Alien Earth
eBay
Feedback
