Unsealed: Alien Files (2012–2016)

1. S01E01Alien EncyclopediaSeptember 17, 2012 5.0A mysterious book, "The Blue Planet Project" has surfaced, outlining decades of cooperation between the U.S. military and alien forces on ea
2. S01E02Cracking the Alien CodeSeptember 24, 2012 4.0Aliens have been trying to make contact with mankind for millennia. Now for the first time, one of those messages has been decoded and we wi
3. S01E03UFO Portal Los AngelesOctober 1, 2012—When citizens of Los Angeles started witnessing UFO's, they weren’t entirely surprised. After all, this had happened before, in 1942. But wh
4. S01E04Aliens & The VaticanOctober 8, 2012—Details from art works, miraculous visions and Vatican investigations and archives are used to support a theory that the Roman Catholic Chur
5. S01E05Aliens on the MoonOctober 15, 2012—Allegedly altered space photos and missing NASA recordings are examined to determine whether alien life exists.
6. S01E06Alien PlaguesOctober 22, 2012—Since the dawn of man, unexplained illnesses have attacked the human population with a vengeance. Are these diseases the result of a secret
7. S01E07Secret Alien TechnologyOctober 29, 2012—We live in the golden age of technology. But is everything around us a testament to the power of the human brain or did we have help? And if
8. S01E08Top 10 Alien EncountersNovember 5, 2012—They live and work in your town. In fact, they may be members of your country’s government. But they’re not who, or what, they appear to be.
9. S01E09Alien ImplantsFebruary 23, 2013—We have always been told that mankind enjoys free will. Is this really true? Or have aliens created the means for controlling humanity? The
10. S01E10Nazis and UFOsMarch 3, 2013—Adolf Hitler set out to conquer the world and he nearly succeeded. But did the Nazis have help from an extraterrestrial source? We'll tell y
11. S01E11Aliens Among UsJanuary 28, 2013—They live and work in your town. In fact, they may be members of your country’s government. But they’re not who, or what, they appear to be.
12. S01E12Solway Firth SpacemanFebruary 2, 2013—The connection to mysterious men in black, the failure of missile tests in 1964 and a series of same year photographs of a man's daughter in
13. S01E13Aliens and PresidentsFebruary 9, 2013—U.S. Presidents are the most powerful men on the planet. But do they know something about extraterrestrials that we don't? We'll explore the
14. S01E14Alien Gods Of EgyptFebruary 16, 2013—The Great Pyramids. The Sphinx. Egypt was a civilization millennia ahead of its time.
15. S01E15Top 10 Alien PlotsMay 11, 2013—Many people believe we are not alone. But if aliens share this planet, what are their plans for us? We'll unseal the Top 10 Alien Plots and
16. S01E16Life On MarsMay 22, 2013—As the Curiosity Rover searches Mars for signs of life, the questions becomes: Could Mars have been first? We'll explore the shocking possib
17. S01E17Men in BlackMay 20, 2013—For centuries, people have reported seeing mysterious figures at the scenes of UFO sightings around the world, and video evidence may prove
18. S01E18Aliens and the MilitaryJuly 3, 2013—Potential alien attacks on the military are discussed.
19. S01E19Roswell & Area 51July 8, 2013—UFO sightings at Roswell and Area 51 are recalled.
20. S01E20Forbidden PlacesJuly 15, 2013—A look at UFO phenomena across the world, and the possibility that aliens may be hiding among us or hidden away from us in remote and isolat
21. S01E21British X-filesJuly 22, 2013—The British government may know more about alien invasion than it is saying; military cover-ups; dire warnings from government insiders.
22. S01E22Alien Hot SpotsJuly 29, 2013—Some UFO enthusiasts believe that all signs point to a massive global cover-up; the most active alien hotspots on Earth.

Season 1 ranked & reviewed

1. S02E01Majestic 12September 16, 2013—An extraterrestrial threat. A top secret organization. Has the US made contact with aliens? Experts believe they have. And an ultra top secr
2. S02E02The Kecksburg Incident—Many UFO sightings are solitary events that leave witnesses scrambling to prove their story. But what happens when the same object is seen b
3. S02E03Unidentified Submerged Objects—More than half the world's UFO sightings happen over water. Many of these phenomena are seen bursting from the ocean into the sky. Do aliens
4. S02E04The Laredo Incident—What does the American government really know about UFO's? And how far will they go to hide the truth? In 1948 a fireball crashes near Lared
5. S02E05Soviet UFOS—The Soviet Union's vast skies paid witness to thousands of UFO sightings. But the Soviet regime was notorious for secrecy. Many of their enc
6. S02E06Fatal Encounters—Encountering life from another world can be a terrifying and deadly experience. Abductees claim to have been captured and experimented on. J
7. S02E07Aliens and Civilization—There are structures as old as time that continue to baffle historians and engineers the world over. Did we build these ancient megaliths ou
8. S02E08Alien Plunder—Everyday, UFOs are spotted in skies all over the world. But of all the planets in the known galaxy, why have they come to Earth? Are aliens
9. S02E09Bedroom InvadersSeptember 16, 2013—Close encounters. There's no telling where or when they will happen. But of all the possible scenarios, none is more terrifying than the one
10. S02E10Alien MessagesSeptember 23, 2013—Signals from deep space. Mysterious crop circles. Messages hidden in the very building blocks of our planet. Recent evidence may reveal sign
11. S02E11BlackoutsSeptember 30, 2013—Recently, the US has experienced massive blackouts effecting millions of people and throwing their lives into sudden chaos. Do these blackou
12. S02E12Alien EarthOctober 7, 2013—Our world is changing. Temperatures are climbing. Ocean levels are rising. Giant storms are becoming more frequent and intense. Super-viruse
13. S02E13Earth FederationOctober 14, 2013—Humanity has been plagued by international conflicts and epic powers since the dawn of time. Perhaps our greatest failure is constant strife
14. S02E14The World GridOctober 21, 2013—Pyramids are found all over the world and from different time periods in human history. Did humans build the pyramids by themselves - or did
15. S02E15UFO Crash RetrievalOctober 28, 2013—For decades, eyewitnesses have reported UFOs crashing to Earth all over the nation. Most are never found. Some believe crashed UFOs may cont
16. S02E16The WatchmenNovember 4, 2013—For decades, citizen UFOlogists have coordinated alien information-sharing networks, subverting the classified intelligence of their governm
17. S02E17The SunNovember 11, 2013—The sun. It's an immense powerhouse on a scale that almost defies the imagination. And it's the source of all life here on Earth. But what i
18. S02E18Alien SpaceshipsNovember 18, 2013—Each year, there are thousands of UFO sightings all over the world. What are these different kind of UFOs? What is each craft's purpose? Wha
19. S02E19UFOs Down UnderNovember 25, 2013—Aborigines have the oldest continuous culture on Earth. Rock paintings and ancient legends suggest that aliens have been communicating with
20. S02E20Controlled PanicDecember 2, 2013—For over sixty years authorities the world over have been inundated with highly credible reports of UFOs. But according to experts, many gov

Season 2 ranked & reviewed

1. S03E01Alien OriginsFebruary 21, 2014—What are UFOs? Are they spacecraft? Do they travel vast distances to reach planet Earth? From mysterious planets at the edge of the Solar Sy
2. S03E02Human HarvestFebruary 10, 2014—Nearly three hundred million people worldwide claim to have been abducted by aliens. Many report being subjected to torturous medical experi
3. S03E03Astronaut EncountersFebruary 10, 2014—In the 1960s we too our first steps into a vast new realm-bound for the Moon. But NASA astronauts would soon find they weren't the only ones
4. S03E04Atmospheric AnomaliesFebruary 21, 2014—Some experts believe many atmospheric light shows are actually caused by extraterrestrials. Do they pose an imminent threat to humanity? Joi
5. S03E05Alien ApocalypseFebruary 28, 2014—Millions of people believe extraterrestrial live on Earth. Are the aliens here to enlighten us or destroy us? What if the worst-case scenari
6. S03E06Top 10: Military EncountersMay 12, 2014—They're our first line of defense in the darkest of times. And they're often the first responders to threats from another world. Over the pa
7. S03E07Alien SkiesFebruary 28, 2014—Every day, millions take to the sky in commercial flights all over the world. But decades of evidence have revealed we may not be the world'
8. S03E08The Next WaveMay 5, 2014—It's the stuff of nightmares. Emergency lines flooded with calls as UFOs appear in the sky. Mounting evidence has revealed that UFO waves ar
9. S03E09Signs of AbductionMay 5, 2014—It's the ultimate close encounter. There have been thousands of reported cases all over the world. But these claims are almost invariably di
10. S03E10AntigravityMay 12, 2014—UFOs. They can fly at blinding speed. Or hover effortlessly just a few feet above the ground. And they can do it all without making a sound.
11. S03E11UFOs MetalsJune 23, 2014—Nations all over the world are rumored to have recovered metal debris from these UFO crashes. From self-healing hulls to sinister alien impl
12. S03E12Triangle TerrorJune 23, 2014—The flying saucer. For decades it's been synonymous with UFO terror. But millions of reported encounters tell a very different story. From C
13. S03E13Earth PortalsJune 30, 2014—Experts have long believed the universe to be riddled with mysterious portals - shortcuts through space that allow travelers to span vast di
14. S03E14Solar System UFOsJune 30, 2014—Do visitors to planet Earth come from some far off galaxy? Traveling vast distances to the only planet boasting intelligent life in this cor
15. S03E15Nazi UFOsSeptember 23, 2013—The Nazis. Led by Adolf Hitler, they were the greatest evil the world has ever known. In just ten years, Hitler took Germany from crushing d
16. S03E16Alien BodiesOctober 21, 2013—Do aliens exist? And have they visited planet Earth? These are perhaps the most important questions of our time. For decades, eyewitnesses h
17. S03E17UFO ZonesSeptember 19, 2014—Our world is home to many UFO hot spots, where unidentified objects are reported with alarming regularity. But a select few locations have s
18. S03E18Countdown to DisclosureSeptember 19, 2014—For decades, UFO researchers have demanded that the government reveals what is knows about UFOs. Who will make the announcement? When will t
19. S03E19Top Ten Civilian EncountersApril 10, 2014—It can happen to anyone at anytime; a close encounter with a UFO. Citizens all over the world have been reporting incidents with alarming in
20. S03E20Alien Achilles HeelApril 10, 2014—Many believe aliens are already here on Earth. But why are they here? Are aliens planning an all-out attack on planet Earth? And if they are

Season 3 ranked & reviewed

1. S04E01Second SkinApril 24, 2015—Many experts believe aliens have visited the Earth for thousands of years, but if we can't survive space travel without a protective suit, h
2. S04E02The 1952 WaveApril 24, 2015—In the spring of 1952, UFO sightings go off the charts. For years, the U.S. government has told the postwar public that UFOs do not exist, b
3. S04E03The Freedom of Information ActMay 1, 2015—In 1969, the U.S. government officially announces it will stop investigating UFOs, but declassified documents reveal that multiple governmen
4. S04E04The Space ForceMay 1, 2015—Since the early 1960s, we've experimented with how to travel off planet Earth. Many experts believe America has operated a secret Space Forc
5. S04E05The Shoot Down OrderMay 8, 2015—Since the Jet Age, fighter pilots have been scrambled to intercept UFOs in our skies, but what happens when pilots are sent a Shoot Down Ord
6. S04E06Seeing Is BelievingMay 8, 2015—For decades, governments around the world have investigated UFO sightings, often times under an umbrella of secrecy. How are these top-secre
7. S04E07Inside UFOsMay 15, 2015—Alien abductions are the only types of encounters in which eyewitness testimony can reveal details about the inside of UFOs. Details that ca
8. S04E08Unwelcome VisitorsMay 22, 2015—If aliens have visited Earth, why are they here and what are they truly after? Investigations have revealed the possibility that aliens are
9. S04E09Alien JourneysMay 29, 2015—In order to survive mankind must find a way to navigate the galaxy. Alien encounters have offered a possible glimpse into the secrets of int
10. S04E10Finding AliensJune 5, 2015—Rapid advancements in science and technology have given mankind unprecedented access to distant galaxies that could harbor life. And some sc
11. S04E11UFOs PhotosAugust 1, 2015—Photographic evidence of Unidentified Flying Objects helped usher in the modern UFO phenomenon. As the world continues to evolve into the di
12. S04E12UFOs From EarthAugust 1, 2015—Where do UFOs come from? Some people believe they're from distant galaxies, wormholes, or other planets within the Milky Way. Join us as we
13. S04E13Summer of SaucersAugust 1, 2015—In 1947, a series of UFO sightings triggers an unprecedented analysis that propels the UFO phenomenon on to the world stage. We investigate
14. S04E14Police SightingsAugust 1, 2015—UFO sightings happen almost every day. But in the court of public opinion the most credible witnesses come from law enforcement. Join us as
15. S04E15Space Shuttle EncountersAugust 1, 2015—Between 1981 and 2011, NASA's Space Shuttles flew 135 missions. The Space Shuttle cameras, manned and unmanned, have recorded astounding foo
16. S04E16Mass SightingsSeptember 1, 2015—Many famous UFO sightings occur in remote locations with just a single eyewitness. But some sightings have taken place over large cities wit
17. S04E17Mars, the Final FrontierSeptember 1, 2015—Scientists have never been closer to proving that life once lived on Mars. But is it still there? And if so, how has it evolved? Join us as
18. S04E18Alien CommunicationsDecember 1, 2015—Scientists and Ufologists are scouring the vast regions of space for signs of extraterrestrial life. But if it takes millions of years for l
19. S04E19Artificial Alien IntelligenceDecember 1, 2015—Some scientists believe the survival of mankind hinges upon the revolutionary science of Artificial Intelligence. Biological life may just b
20. S04E20First ContactDecember 1, 2015—For decades, scientists have been searching for proof that extraterrestrials exist. But just where does alien life exist? And what does it l

Season 4 ranked & reviewed