Movies Like Planet X - Dark Red Star on a Collision Course With Earth

If you liked Planet X - Dark Red Star on a Collision Course With Earth (2001), a documentary movie directed by Texe Marrs, 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
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.
2
The Secret (2006)
★ 6.6/10Also documentary
Interviews with leading authors, philosophers and scientists, with an in-depth discussion of the Law of Attraction. The audience is shown how they can learn and use 'The Secret' in their everyday lives.
3
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.
4
Bob Lazar: Area 51 and Flying Saucers (2018)
★ 6.2/10Also documentary
Area 51, flying saucers from another world - and the program to create a fierce technology. Bob Lazar remains the singular most famous and controversial name in the world of UFOs. The reason you know about Area 51 is…
5
Voyeur (2017)
★ 5.9/10Also documentary
Legendary journalist Gay Talese unmasks a motel owner who spied on his guests for decades. But his bombshell story soon becomes a scandal of its own.
6
Behind the Curve (2018)
★ 6.3/10Also documentary
Meet the growing, worldwide community of theorists who defend the belief that the Earth is flat while living in a society who vehemently rejects it.
7
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.
8
Chaos: The Manson Murders (2025)
★ 6.1/10Also documentary
In August 1969, Charles Manson's followers killed seven people on his orders. Why? Explore a conspiracy of mind control, CIA experiments, and murder.
9
Capital in the Twenty-First Century (2019)
★ 6.5/10Also documentary
Film adaptation of French economist Thomas Piketty's ground-breaking global bestseller of the same name: an eye-opening journey through wealth and power.
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
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…
12
Hell House (2001)
★ 6.3/10Also documentary
A look at the "Hell House" performed annually in October by the youth members of Trinity Church (Assemblies of God) in Cedar Hill, Texas (a Dallas suburb) — seen by over 10,000 visitors each year.
13
Orgasm Inc: The Story of OneTaste (2022)
★ 6.1/10Also documentary
A sexual wellness company gains fame and followers, then members come forward with shocking allegations.
14
In the Realms of the Unreal (2004)
★ 7.2/10Also documentary
In the Realms of the Unreal is a documentary about the reclusive Chicago-based artist Henry Darger. Henry Darger was so reclusive that when he died his neighbors were surprised to find a 15,145-page manuscript along…
15
Sharkwater (2006)
★ 7.6/10Also documentary
Driven by passion fed from a life-long fascination with sharks, Rob Stewart debunks historical stereotypes and media depictions of sharks as bloodthirsty, man-eating monsters and reveals the reality of sharks as…
16
An Inconvenient Truth (2006)
★ 6.9/10Also documentary
A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.
17
Room 237 (2012)
★ 6.1/10Also documentary
A subjective documentary that explores various theories about hidden meanings in Stanley Kubrick's classic film The Shining. Five very different points of view are illuminated through voice over, film clips, animation…
18
Louis Theroux: The Settlers (2025)
★ 8.4/10Also documentary
Fourteen years after his first visit, Louis Theroux meets some of the growing community of religious-nationalist Israelis who have settled in the occupied West Bank.
19
The AI Doc: Or How I Became an Apocaloptimist (2026)
★ 6.9/10Also 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.
20
McQueen (2018)
★ 7.4/10Also documentary
Alexander McQueen's rags-to-riches story is a modern-day fairy tale, laced with the gothic. Mirroring the savage beauty, boldness and vivacity of his design, this documentary is an intimate revelation of McQueen's own…