Movies Like Alien Artifacts: The Outer Dimensions

If you liked Alien Artifacts: The Outer Dimensions (2021), a documentary movie directed by J. Michael Long, here are 20 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
Unknown: Cave of Bones (2023)
★ 7.1/10Also documentary
Scientists examine underground clues from over 250,000 years ago that raise questions about our early relatives — and what it truly means to be human.
2
The Captains (2011)
★ 6.4/10Also documentary
The Captains is a feature-length documentary film written and directed by William Shatner. The film follows Shatner as he interviews the other actors who have portrayed starship captains in the Star Trek franchise.
3
Elstree 1976 (2015)
★ 6.2/10Also documentary
A documentary about ten very different lives connected by having appeared onscreen wearing masks or helmets in Star Wars.
4
Above Majestic (2018)
★ 7.4/10Also documentary
A look at the origins, history and conspiracies behind the "Majestic 12", a clandestine group of military and corporate figureheads charged with reverse-engineering extraterrestrial technology.
5
Looking for Richard (1996)
★ 6.8/10Also documentary
Al Pacino's deeply-felt rumination on Shakespeare's significance and relevance to the modern world through interviews and an in-depth analysis of "Richard III."
6
Unknown Number: The High School Catfish (2025)
★ 6.7/10Also documentary
Vulgar, taunting texts blow up the phones of a teen and her boyfriend. Who's sending them — and why? This twisty documentary reveals the shocking answer.
7
Secrets of the Neanderthals (2024)
★ 6.6/10Also documentary
This documentary delves into the mysteries surrounding the Neanderthals and what their fossil record tells us about their lives and disappearance.
8
S4: The Bob Lazar Story (2026)
★ 8.4/10Also documentary
Over 35 years after Bob Lazar's revelations, this documentary exposes secrets of a facility the government still denies. Featuring Lazar's testimony, recreations, and new evidence, it reopens a case that continues to…
9
The AI Doc: Or How I Became an Apocaloptimist (2026)
★ 7/10Also documentary
A father-to-be tries to figure out what is happening with all this AI insanity, and explores the most powerful technology humanity has ever created... and what's at stake if we get it wrong.
10
Avatar: The Deep Dive - A Special Edition of 20/20 (2022)
★ 7.2/10Also documentary
An inside look at one of the most anticipated movie sequels ever with James Cameron and cast.
11
Anthropocene: The Human Epoch (2018)
★ 7/10Also documentary
Documentary on psychedelic potash mines, expansive concrete seawalls, mammoth industrial machines, and other examples of humanity’s massive, destructive reengineering of the planet.
12
A Toxic Love Story (2026)
★ 6.4/10Also documentary
A string of threatening emails escalates into a revenge plot involving a newly married US marshal and his ex-girlfriend.
13
Naqoyqatsi (2002)
★ 6.2/10Also documentary
A visual montage portrait of our contemporary world dominated by globalized technology and violence.
14
Ex Libris: The New York Public Library (2017)
★ 6.4/10Also documentary
A documentary about how a dominant cultural and demographic institution both sustains their traditional activities and adapts to the digital revolution.
15
180° South (2010)
★ 7.2/10Also documentary
The film follows adventurer Jeff Johnson as he retraces the epic 1968 journey of his heroes Yvon Chouinard and Doug Tompkins to Patagonia.
16
My Octopus Teacher (2020)
★ 7.9/10Also documentary
After years of swimming every day in the freezing ocean at the tip of Africa, Craig Foster meets an unlikely teacher: a young octopus who displays remarkable curiosity. Visiting her den and tracking her movements for…
17
21 Up (1977)
★ 7.4/10Also documentary
After another 7 year wait, director Michael Apted revisits the same group of British-born children from Seven Up! and 7 Plus Seven. The subjects are interviewed as to the changes that have occurred in their lives…
18
Marina Abramović: The Artist Is Present (2012)
★ 7.3/10Also documentary
Performance artist Marina Abramovic prepares for a major retrospective of her work at the Museum of Modern Art in New York.
19
Public Speaking (2011)
★ 7/10Also documentary
Martin Scorsese’s portrait of writer and social commentator Fran Lebowitz, celebrated for her sharp wit and observations on modern life. Filmed at New York’s Waverly Inn and intercut with archival footage and…
20
Avatar: Creating the World of Pandora (2010)
★ 6.5/10Also documentary
The Making-of James Cameron's Avatar. It shows interesting parts of the work on the set.