11 Chilling UFO Documentaries to Stream Now

Mar. 15, 2025

Encounters.Photo:Courtesy Netflix

Encounters. Cr. Courtesy of Netflix

Courtesy Netflix

Whether or nothumans are alone in the universeis a controversial question — and one that many filmmakers have attempted to answer.

While investigations into alien encounters, alleged government secrets and UFO sightings have yet to prove anything definitive,these unexplained mysteriesdo make for thought-provoking entertainment.

Ready to go down the rabbit hole of life beyond Earth? Here are the best UFO documentaries and docuseries to stream now.

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The Manhattan Alien Abduction

The Manhattan Alien Abduction on Netflix.Courtesy of Netflix

The Manhattan Alien Abduction on Netflix Tout

Courtesy of Netflix

The Manhattan Alien Abductionis available to stream on Netflix

02of 11Investigation AlienInvestigation Alien.Courtesy NetflixInvestigative journalist George Knapp has spent 30 years researching UFOs and alien life. In this Netflix docuseries, he claims to uncover even more evidence about their presence on Earth.The series focus on theAll-domain Anomaly Resolution Office(AARO), a government agency that examines reports of unidentified anomalous phenomena (UAP). AARO maintains that they haven’t found evidence of extraterrestrial technology, but Knapp isn’t so sure.Investigation Alienis available to stream on Netflix

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Investigation Alien

Investigation Alien.Courtesy Netflix

INVESTIGATION ALIEN. Episode 3 of INVESTIGATION ALIEN. Cr.

Investigative journalist George Knapp has spent 30 years researching UFOs and alien life. In this Netflix docuseries, he claims to uncover even more evidence about their presence on Earth.

The series focus on theAll-domain Anomaly Resolution Office(AARO), a government agency that examines reports of unidentified anomalous phenomena (UAP). AARO maintains that they haven’t found evidence of extraterrestrial technology, but Knapp isn’t so sure.

Investigation Alienis available to stream on Netflix

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The Phenomenon

The Phenomenon.youtube

The Phenomenon 2020

youtube

This revelation (and the events that led to it) are the subject of this 2020 documentary.The Phenomenonexplores the government’s decades-long silence involving UFOs — and why it took so long for them to inform the public.

The Phenomenonis available to stream on Prime Video

04of 11UFOs: Investigating the UnknownEpisode titled “The Global Threat” of ‘UFOs: Investigating the Unknown’ on National Geographic.National GeographicThis five-partNational Geographicseries also looks into the government’s UFO investigation, taking a deep dive into the potentially serious threat UAPs pose to other aircrafts.UFOs: Investigating the Unknown, which came out in 2023, also includes stories from astronomers, former Air Force officers and Navy pilots who say they have encountered — and nearly hit — UAPs while in flight.UFOs: Investigating the Unknownis available to stream on Hulu

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UFOs: Investigating the Unknown

Episode titled “The Global Threat” of ‘UFOs: Investigating the Unknown’ on National Geographic.National Geographic

Episode titled “The Global Threat” of ‘UFOs: Investigating the Unknown’ on National Geographic.

National Geographic

This five-partNational Geographicseries also looks into the government’s UFO investigation, taking a deep dive into the potentially serious threat UAPs pose to other aircrafts.

UFOs: Investigating the Unknown, which came out in 2023, also includes stories from astronomers, former Air Force officers and Navy pilots who say they have encountered — and nearly hit — UAPs while in flight.

UFOs: Investigating the Unknownis available to stream on Hulu

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Close Encounters of the Fifth Kind

American ufologist and retired physician Dr. Steven M. Greer in ‘Close Encounters of the Fifth Kind - Contact Has Begun’.Studio 1091 Pictures

American ufologist and retired physician Dr. Steven M. Greer in ‘Close Encounters of the Fifth Kind - Contact Has Begun’.

Studio 1091 Pictures

Unlike most alien documentaries,Close Encounters of the Fifth Kindtreats the alleged existence of life beyond Earth as fact.

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Ariel Phenomenon

Ariel Phenomenon.youtube

Ariel Phenomenon

On Sept. 16, 1994, over 60 students at a rural school in Zimbabwe allegedly witnessed an unidentified aircraft land in their schoolyard.

Ariel Phenomenonrevisits that sighting and examines what happened to the students, who also claimed that the aliens telepathically warned them to take better care of the planet. Filmmakers even brought one of the students back to the school to see what she could remember 25 years later.

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UFO

UFO.showtime

UFO

showtime

Humans have a long, storied obsession with aliens — one that this four-part docuseries attempts to catalog.

UFOis available to stream on Paramount+

08of 11Mirage MenMirage Men.youtubeThis 2014 documentary alleges that the U.S. Air Force and other intelligence services fabricated the myth of UFOs to hide other classified projects happening within counterintelligence programs.Mirage Menfeatures interviews with people who claim to have worked in those organizations, including a self-described former operative who alleged that his job was to spread disinformation about aliens to UFO researchers.Mirage Menis available to rent on Amazon Prime

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Mirage Men

Mirage Men.youtube

Mirage Men

This 2014 documentary alleges that the U.S. Air Force and other intelligence services fabricated the myth of UFOs to hide other classified projects happening within counterintelligence programs.

Mirage Menfeatures interviews with people who claim to have worked in those organizations, including a self-described former operative who alleged that his job was to spread disinformation about aliens to UFO researchers.

Mirage Menis available to rent on Amazon Prime

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Moment of Contact

Moment of Contact.youtube

Moment of contact

In January 1996, multiple residents of Varginha, Brazil, claimed they witnessed a UFO crash and saw at least one non-human being emerge from the debris.

Moment of Contactis available to rent on Amazon Prime

10of 11EncountersEncounters.Courtesy NetflixEncountersrevisits four highly publicized UFO sightings and brings new insight from scientific experts, journalists and researchers to help explain them.Each episode of the docuseriesincludes interviews with witnesses about how these incidents impacted their lives and the communities they live in.Encountersis available to stream on Netflix

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Encounters

Encounters.Courtesy Netflix

Encounters. Mark Marston in Encounters

Encountersrevisits four highly publicized UFO sightings and brings new insight from scientific experts, journalists and researchers to help explain them.

Each episode of the docuseriesincludes interviews with witnesses about how these incidents impacted their lives and the communities they live in.

Encountersis available to stream on Netflix

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Ancient Aliens

Ancient Aliens.Courtesy Netflix

Ancient Aliens on Netflix

The eighth season is available on Netflix and features deep dives into ancient texts referencing lizard people and devices that were suspiciously ahead of their time.

Ancient Aliensis available to stream on Netflix

source: people.com