Movies Like Size Matters

If you liked Size Matters (2018), a documentary movie directed by Matthew Thompson and Cremer Van'Dango, 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
Charles Darwin and the Tree of Life (2009)
★ 7.7/10Also documentary
Darwin's great insight – that life has evolved over millions of years by natural selection – has been the cornerstone of all David Attenborough’s natural history series. In this documentary, he takes us on a deeply…
2
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.
3
An Inconvenient Truth (2006)
★ 6.9/10Also documentary
A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.
4
Koyaanisqatsi (1983)
★ 7.9/10Also documentary
Takes us to locations all around the US and shows us the heavy toll that modern technology is having on humans and the earth. The visual tone poem contains neither dialogue nor a vocalized narration: its tone is set by…
5
Living with Leopards (2024)
★ 7.6/10Also documentary
A film crew follows two leopard cubs as they make the fascinating journey from infancy into adulthood in this up-close-and-personal nature documentary.
6
Naqoyqatsi (2002)
★ 6.2/10Also documentary
A visual montage portrait of our contemporary world dominated by globalized technology and violence.
7
A Gorilla Story: Told by David Attenborough (2026)
★ 8/10Also documentary
Veteran naturalist Sir David Attenborough tells the story of a remarkable group of gorillas, from his first encounter in the '70s to the present day.
8
Chimpanzee (2012)
★ 7/10Also documentary
A nature documentary centered on a family of chimps living in the Ivory Coast and Ugandan rain forests. Through Oscar, a little chimpanzee, we discover learning about life in the heart of the African tropical forest…
9
Our Planet: Behind the Scenes (2019)
★ 7.7/10Also documentary
Years spent recording footage of creatures from every corner of the globe is bound to produce a bit of drama. Here's a behind-the-scenes look.
10
That Sugar Film (2014)
★ 6.9/10Also documentary
One man's journey to discover the bitter truth about sugar. Damon Gameau embarks on a unique experiment to document the effects of a high sugar diet on a healthy body, consuming only foods that are commonly perceived…
11
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.
12
Capital in the Twenty-First Century (2019)
★ 6.5/10Also documentary
Film adaptation of French economist Thomas Piketty's ground-breaking global bestseller of the same name: an eye-opening journey through wealth and power.
13
Powaqqatsi (1988)
★ 7.2/10Also documentary
An exploration of technologically developing nations and the effect the transition to Western-style modernization has had on them.
14
Inside the Mind of a Dog (2024)
★ 7.1/10Also documentary
Embark on a delightful journey into the world of dogs in this documentary that reveals scientific and emotional insights about our lovable BFFs.
15
The Year Earth Changed (2021)
★ 7.9/10Also documentary
Never-before-seen footage shows how our living in lockdown opened the door for nature to bounce back and thrive. Across the seas, skies, and lands, Earth found its rhythm when we came to a stop.
16
Dancing with the Birds (2019)
★ 7.8/10Also documentary
Some of the world's most majestic birds display delightfully captivating mating rituals, from flashy dancing to flaunting their colorful feathers.
17
Hack Your Health: The Secrets of Your Gut (2024)
★ 6.7/10Also documentary
Delve into the digestive system with this lighthearted and informative documentary that demystifies the role gut health plays in our overall well-being.
18
Explorer: The Last Tepui (2022)
★ 7.5/10Also documentary
This documentary starring climber Alex Honnold and famous biologist Bruce Means document their expedition to the South American sky islands in search of new species and discoveries. Follows elite climber Alex Honnold…
19
Maria by Callas (2017)
★ 7.4/10Also documentary
Told through performances, TV interviews, home movies, family photographs, private letters and unpublished memoirs, the film reveals the essence of an extraordinary woman who rose from humble beginnings in New York…
20
Unknown: Cosmic Time Machine (2023)
★ 7.4/10Also documentary
The James Webb Telescope stirs imaginations with vivid photos of distant galaxies. This documentary tracks its historic journey from inception to launch.