Movies Like Perpetual Planet: Heroes of the Oceans

If you liked Perpetual Planet: Heroes of the Oceans (2021), a documentary movie directed by Naomi Austin, 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
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…
3
Mission Blue (2014)
★ 7.4/10Also documentary
This documentary follows oceanographer Sylvia Earle's campaign to save the world's oceans from threats such as overfishing and toxic waste.
4
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…
5
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…
6
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.
7
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.
8
Anna Nicole Smith: You Don't Know Me (2023)
★ 6.1/10Also documentary
From the heights of her modeling fame to her tragic death, this documentary reveals Anna Nicole Smith through the eyes of the people closest to her.
9
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.
10
A Plastic Ocean (2016)
★ 7.5/10Also documentary
A documentary focused on plastic pollution in the world's oceans.
11
Pamela, a love story (2023)
★ 7/10Also documentary
In her own words, through personal video and diaries, Pamela Anderson shares the story of her rise to fame, rocky romances and infamous sex tape scandal.
12
Gilbert (2017)
★ 6.7/10Also documentary
The life and career of one of comedy's most inimitable modern voices, Mr. Gilbert Gottfried.
13
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.
14
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.
15
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…
16
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.
17
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…
18
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.
19
Seven Up! (1985)
★ 7.2/10Also documentary
A group of British children aged 7 from widely ranging backgrounds are interviewed about a range of subjects. The filmmakers plan to re-interview them at 7 year intervals to track how their lives and attitudes change…
20
Leviathan (2013)
★ 6.5/10Also documentary
An experimental portrait of the North American commercial fishing industry through the lens of GoPro cameras placed on a fishing vessel off the coast of New England.