Movies Like Secrets of the Bermuda Triangle

If you liked Secrets of the Bermuda Triangle (1978), a documentary and mystery movie directed by Donald Brittain, 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
Shipwrecked: Nightmare at Sea (2026)
★ 7.2/10Also documentary
Never-before-seen footage and survivor accounts trace the 2012 shipwreck of a luxury cruise and the disaster that ensued, in this immersive documentary.
2
The Carman Family Deaths (2025)
★ 7/10Also documentary
A young man's dramatic rescue at sea spirals into accusations he murdered two members of his wealthy New England family.
3
Secrets of the Neanderthals (2024)
★ 6.6/10Also documentary and mystery
This documentary delves into the mysteries surrounding the Neanderthals and what their fossil record tells us about their lives and disappearance.
4
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.
5
Aliens of the Deep (2005)
★ 6.1/10Also documentary
James Cameron teams up with NASA scientists to explore the Mid-Ocean Ridge, a submerged chain of mountains that band the Earth and are home to some of the planet's most unique life forms.
6
Fireball: Visitors from Darker Worlds (2020)
★ 6.5/10Also documentary and mystery
This remarkable journey across our planet and universe explores how meteorites, shooting stars, and deep impacts have awoken our wonder about other realms—and make us rethink our destinies.
7
Deepsea Challenge 3D (2014)
★ 6.6/10Also documentary
Described as being a film about determination, danger and the ocean’s greatest depths, James Cameron's "Deepsea Challenge 3D" tells the story of Cameron’s journey to fulfill his boyhood dream of becoming an explorer…
8
Blackfish (2013)
★ 7.9/10Also documentary
Notorious killer whale Tilikum is responsible for the deaths of three individuals, including a top killer whale trainer. Blackfish shows the sometimes devastating consequences of keeping such intelligent and sentient…
9
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…
10
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.
11
Hell House (2001)
★ 6.4/10Also 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.
12
Deep Sea 3D (2006)
★ 6.6/10Also documentary
Sea life in a whole new way. Deep Sea 3D, an underwater adventure from the filmmakers behind the successful IMAX® 3D film Into the Deep, transports audiences deep below the ocean surface. Through the magic of IMAX®…
13
Ghosts of the Abyss (2003)
★ 6.8/10Also documentary
With a team of the world's foremost historic and marine experts as well as friend Bill Paxton, James Cameron embarks on an unscripted adventure back to the wreck of the Titanic where nearly 1,500 souls lost their lives…
14
The Inventor: Out for Blood in Silicon Valley (2019)
★ 7/10Also documentary
With a magical new invention that promised to revolutionize blood testing, Elizabeth Holmes became the world’s youngest self-made billionaire, heralded as the next Steve Jobs. Then, overnight, her 10-billion-dollar…
15
Close Encounters of the Fifth Kind (2020)
★ 6.8/10Also documentary
Dr. Steven Greer’s previous works, SIRIUS and UNACKNOWLEDGED, broke crowdfunding records and ignited a grassroots movement. CLOSE ENCOUNTERS OF THE FIFTH KIND features groundbreaking video and photographic evidence and…
16
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.
17
Predators (2025)
★ 6.7/10Also documentary
In the mid-aughts, Dateline NBC's To Catch a Predator drew millions of weekly viewers to watch sting operations: men planning to meet minors for sex would instead be confronted by polished host Chris Hansen, then by…
18
Misha and the Wolves (2021)
★ 6.9/10Also documentary and mystery
A woman’s Holocaust memoir takes the world by storm, but a fallout with her publisher-turned-detective reveals her story as an audacious deception created to hide a darker truth.
19
Deep Blue (2003)
★ 6.9/10Also documentary
Deep Blue is a major documentary feature film shot by the BBC Natural History Unit. An epic cinematic rollercoaster ride for all ages, Deep Blue uses amazing footage to tell us the story of our oceans and the life they…
20
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…