Movies Like The Mysterious Monsters

If you liked The Mysterious Monsters (1976), a documentary and horror movie directed by Robert Guenette, here are 19 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
Marvel Studios: Assembling a Universe (2014)
★ 6.9/10Also documentary and fantasy
A look at the story behind Marvel Studios and the Marvel Cinematic Universe, featuring interviews and behind-the-scenes footage from all of the Marvel films, the Marvel One-Shots and "Marvel's Agents of S.H.I.E.L.D."!
2
Ghost (1991)
Also fantasy and horror
Paranormal documentary in which investigators talk about ghosts, and eyewitnesses explain their paranormal experiences.
3
Biohazard (1985)
★ 3.4/10Also horror
A group of skeptical government officials headed by General Randolph are brought to a remote laboratory for a demonstration in "Psychic Materialization", a successful side effect of an experimental drug. But the…
4
The Back 80 (2017)
★ 6/10Also documentary
Suzanne's life was turned upside down when a Bigfoot ran across the road in front of her one night. As she tries to understand what she's seen the creature arrives at her doorstep and sends her into a downward spiral…
5
Possessed by the Night (1994)
★ 4.6/10Also horror
A horror writer buys an odd looking mutant embryo creature, pickled in a jar, from a shop in Chinatown, hoping it will be a creative inspiration for his work. Instead, the odd mutation provokes a rage of violence and…
6
Chasing the Yeti (2019)
Also documentary
Full length Mountain Bike film following global superstars Darren Berrecloth, Cam McCaul and Casey Brown on the journey to search for the mythical Yeti deep in the Himalayan Mountains. Mind blowing terrain and an epic…
7
Dreamcatcher (2003)
★ 5.7/10Also horror
Four childhood friends reunite for a hunting trip in the Maine woods, bound by a psychic force born from a childhood friend's dreamcatcher. They find themselves caught in a grotesque alien invasion that twists memory…
8
Saucers, Spooks and Kooks (2026)
Also documentary
Saucers Spooks and Kooks explores how disinformation helped fuel the UFO myth and how that fog continues to cloud what we think we know about UFOs to this day. Tropes like the "Greys," underground bases, and crashed…
9
Tabloid! (1989)
★ 5/10Also horror
Aliens invade an aerobics class before the credits roll in this horror anthology spoof illustrating outrageous stories that could easily be found in a tabloid newspaper at your local grocery store checkout! The stories…
10
Alien Invasion (2018)
★ 3.4/10Also horror
The police confirms the presence of a "86-Code" in the National Park. A beast, coming from another world, could have woken up from its lethargy.
11
Calabasas 1/26/20 (2021)
Also documentary
A dense fog in the San Fernando Valley cancels a meeting of UFO hunters and causes an unexpected tragedy in the nearby mountains.
12
Species: The Awakening (2007)
★ 4.7/10Also horror
A scientist, Dr. Hollander, takes his niece Miranda to Mexico in an attempt to reverse the effects of the alien DNA he used to create her. However the treatment goes horribly wrong, and sets Miranda on a killing spree…
13
O. Unilateralis (2016)
★ 4/10Also horror
In the summer of 2012, footage was captured by three travelers on a road trip, who unwittingly find themselves in the middle of a massive global conspiracy.
14
Aliens vs. Titanic (2017)
★ 4.1/10Also horror
Offering only the finest amenities, the ‘TITAN 1C’ space-cruiser is considered the most luxurious star-liner ever built. Future spring-breakers on board are excited to be touring through space with some of the world’s…
15
Alien Apocalypse (2005)
★ 4.1/10Also horror
An astronaut doctor Ivan Hood and his fellow astronaut Kelly return from their mission in space to find the world has been taken over by aliens. Now Dr. Ivan Hood and Kelly must lead a revolution to free the human…
16
Super!! Scary Psychic Video 23 (2016)
Also horror
The 23rd installment in the Super!! Scary Psychic Video series.
17
Alien (1979)
★ 8.2/10Also horror
During its return to the earth, commercial spaceship Nostromo intercepts a distress signal from a distant planet. When a three-member team of the crew discovers a chamber containing thousands of eggs on the planet, a…
18
AVP: Alien vs. Predator (2004)
★ 6/10Also horror
When scientists discover something near Antarctica that appears to be a buried Pyramid, they send a research team out to investigate. Little do they know that they are about to step into a hunting ground where Aliens…
19
Aliens vs Predator: Requiem (2007)
★ 5.2/10Also horror
After a horrifying PredAlien crash-lands near a small Colorado town, killing everyone it encounters and producing countless Alien offspring, a lone Predator arrives to "clean up" the infestation.