Movies Like Deep Ocean: Kingdom of the Coelacanth

If you liked Deep Ocean: Kingdom of the Coelacanth (2026), a documentary movie, 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
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…
2
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…
3
Seaspiracy (2021)
★ 7.8/10Also documentary
Passionate about ocean life, a filmmaker sets out to document the harm that humans do to marine species — and uncovers an alarming global conspiracy.
4
Puff: Wonders of the Reef (2021)
★ 7.7/10Also documentary
A baby pufferfish travels through a wondrous microworld full of fantastical creatures as he searches for a home on the Great Barrier Reef.
5
Ocean with David Attenborough (2025)
★ 8.1/10Also documentary
David Attenborough takes viewers on a breathtaking journey showing there is nowhere more vital for our survival, more full of life, wonder, or surprise, than the ocean. Through spectacular sequences featuring coral…
6
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®…
7
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…
8
Chasing Coral (2017)
★ 7.7/10Also documentary
Coral reefs are the nursery for all life in the oceans, a remarkable ecosystem that sustains us. Yet with carbon emissions warming the seas, a phenomenon called "coral bleaching" -- a sign of mass coral death -- has…
9
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.
10
Shark Whisperer (2025)
★ 6.7/10Also documentary
Marine conservationist and social media activist Ocean Ramsey fearlessly swims with sharks in this documentary about her risky mission to protect them.
11
Come See Me in the Good Light (2025)
★ 7.1/10Also documentary
In an intimate and joyful story of love in the face of loss, celebrated poets Andrea Gibson and Megan Falley find strength—and unexpected hilarity—in what might be their final year together.
12
Earth (2007)
★ 7.7/10Also documentary
An epic story of adventure, starring some of the most magnificent and courageous creatures alive, awaits you in EARTH. Disneynature brings you a remarkable story of three animal families on a journey across our planet…
13
Evil Influencer: The Jodi Hildebrandt Story (2025)
★ 6.2/10Also documentary
Unravel the case of Utah therapist Jodi Hildebrandt, whose child abuse arrest with parenting YouTuber Ruby Franke exposed a twisted tale of manipulation.
14
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…
15
Being Elmo: A Puppeteer's Journey (2011)
★ 7.2/10Also documentary
Beloved by children of all ages around the world, Elmo is an international icon. Few people know his creator, Kevin Clash, who dreamed of working with his idol, master puppeteer Jim Henson. Displaying his creativity…
16
Under the Sea 3D (2009)
★ 7/10Also documentary
Imagine a world of incredible color and beauty. Of crabs wearing jellyfish for hats. Of fish disguised as frogs, stones and shag carpets. Of a kaleidoscope of life dancing and weaving, floating and darting in an…
17
My Mom Jayne (2025)
★ 8/10Also documentary
Through deeply personal interviews with her siblings and an examination of the photographs, letters, and belongings left behind, Mariska assembles a new portrait of her mother Jayne Mansfield, an extraordinary and…
18
Dolphin Reef (2018)
★ 6.8/10Also documentary
Echo is a youngster who can't quite decide if it's time to grow up and take on new responsibilities-or give in to her silly side and just have fun. Dolphin society is tricky, and the coral reef that Echo and his family…
19
The Deepest Breath (2023)
★ 7.6/10Also documentary
Bonded by their love of freediving, a record-setting champion and a heroic safety diver try to make history with a remarkable feat, ready to risk it all.
20
Audrey (2020)
★ 7.1/10Also documentary
An unprecedented and intimate look at the life, work and enduring legacy of British actress Audrey Hepburn (1929-1993).