Movies Like Defend, Conserve, Protect

If you liked Defend, Conserve, Protect (2019), a documentary movie directed by Stephen Amis, 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
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…
2
The Cove (2009)
★ 8/10Also documentary
The Cove tells the amazing true story of how an elite team of individuals, films makers and free divers embarked on a covert mission to penetrate the hidden cove in Japan, shining light on a dark and deadly secret. The…
3
Racing Extinction (2015)
★ 7.8/10Also documentary
An unlikely team of activists and innovators hatches a bold mission to save endangered species.
4
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.
5
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.
6
Black Box Diaries (2024)
★ 7.6/10Also documentary
Journalist Shiori Ito embarks on a courageous investigation of her own sexual assault in an improbable attempt to prosecute her high-profile offender. Her quest becomes a landmark case in Japan, exposing the country's…
7
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.
8
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.
9
To Kill a Tiger (2023)
★ 7.6/10Also documentary
Ranjit, a farmer in India, takes on the fight of his life when he demands justice for his 13-year-old daughter, the victim of a brutal gang rape. His decision to support his daughter is virtually unheard of, and his…
10
Cowspiracy: The Sustainability Secret (2014)
★ 7.6/10Also documentary
Follow the shocking, yet humorous, journey of an aspiring environmentalist, as he daringly seeks to find the real solution to the most pressing environmental issues and true path to sustainability.
11
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…
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
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.
14
The Biggest Little Farm (2019)
★ 7.6/10Also documentary
The successes and failures of a couple determined to live in harmony with nature on a farm outside of Los Angeles are lovingly chronicled by filmmaking farmer John Chester, in this inspiring documentary.
15
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.
16
Fuck (2006)
★ 6.4/10Also documentary
A documentary on the expletive's origin, why it offends some people so deeply, and what can be gained from its use.
17
Girl Model (2011)
★ 6.5/10Also documentary
A documentary on the modeling industry's 'supply chain' between Siberia, Japan, and the U.S., told through the experiences of the scouts, agencies, and a 13-year-old model.
18
Who Are You, Charlie Brown? (2021)
★ 6.9/10Also documentary
Lupita Nyong'o narrates a documentary about Peanuts and its creator, Charles M. Schulz. Famous fans—including Drew Barrymore, Kevin Smith, and Al Roker—share its influence on them, and a new animated story finds…
19
Let There Be Light (1946)
★ 7.3/10Also documentary
The final entry in a trilogy of films produced for the U.S. government by John Huston. Some returning combat veterans suffer scars that are more psychological than physical. This film follows patients and staff during…
20
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.