Movies Like Rodents of Unusual Size

If you liked Rodents of Unusual Size (2017), a documentary movie directed by Quinn Costello and Jeff Springer, 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
Racing Extinction (2015)
★ 7.8/10Also documentary
An unlikely team of activists and innovators hatches a bold mission to save endangered species.
2
The Living Desert (1953)
★ 7.1/10Also documentary
Although first glance reveals little more than stones and sand, the desert is alive. Witness moving rocks, spitting mud pots, gorgeous flowers and the never-ending battle for survival between desert creatures of every…
3
Earth: One Amazing Day (2017)
★ 7.7/10Also documentary
An astonishing journey revealing the awesome power of the natural world. Over the course of one single day, we track the sun from the highest mountains to the remotest islands to exotic jungles.
4
Marvel Studios Assembled: The Making of Hawkeye (2022)
★ 7.2/10Also documentary
Join the likes of Jeremy Renner, Hailee Steinfeld, Florence Pugh, and Vincent D’Onofrio as they reveal how Marvel Studios’ “Hawkeye” was conceived and created. Witness firsthand what it took to pull off the show’s…
5
Harmontown (2014)
★ 6.6/10Also documentary
A comedic, brutally honest documentary following self-destructive TV writer Dan Harmon as he takes his live podcast on a national tour.
6
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…
7
42 Up (1999)
★ 7.6/10Also documentary
Director Michael Apted revisits the same group of British-born adults after a 7 year wait. The subjects are interviewed as to the changes that have occurred in their lives during the last seven years.
8
One Life (2011)
★ 7.5/10Also documentary
One Life captures unprecedented and beautiful sequences of animal behaviour guaranteed to bring you closer to nature than ever before, as well as a second disc packed full of never before seen extras including an…
9
Avatar: The Deep Dive - A Special Edition of 20/20 (2022)
★ 7.2/10Also documentary
An inside look at one of the most anticipated movie sequels ever with James Cameron and cast.
10
Breaking Boundaries: The Science of Our Planet (2021)
★ 7.5/10Also documentary
David Attenborough and scientist Johan Rockström examine Earth's biodiversity collapse and how this crisis can still be averted.
11
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.
12
Before the Flood (2016)
★ 7.7/10Also documentary
A look at how climate change affects our environment and what society can do to prevent the demise of endangered species, ecosystems, and native communities across the planet.
13
American Symphony (2023)
★ 6.5/10Also documentary
Musician Jon Batiste attempts to compose a symphony as his wife, writer Suleika Jaouad, undergoes cancer treatment.
14
Welcome to Chechnya (2020)
★ 7/10Also documentary
This searing investigative work shadows a group of activists risking unimaginable peril to confront the ongoing anti-LGBTQ program raging in the repressive and closed Russian republic. Unfettered access and a…
15
John Candy: I Like Me (2025)
★ 7.9/10Also documentary
Those who knew iconic funnyman John Candy best share his story, in their own words, through never-before-seen archival footage, imagery, and interviews.
16
Hitman Hart: Wrestling with Shadows (1998)
★ 7.5/10Also documentary
This documentary follows superstar Bret Hart during his last year in the WWF. The film documents the tensions that resulted in The Montreal Screwjob, one of the most controversial events in the history of professional…
17
The Cheshire Murders (2013)
★ 6.5/10Also documentary
In the early-morning hours of July 23, 2007, in Cheshire, Conn., ex-convicts Steven Hayes and Joshua Komisarjevsky broke into the family home of William Petit, his wife, Jennifer, and their daughters, Michaela, 11, and…
18
S4: The Bob Lazar Story (2026)
★ 8.4/10Also documentary
Over 35 years after Bob Lazar's revelations, this documentary exposes secrets of a facility the government still denies. Featuring Lazar's testimony, recreations, and new evidence, it reopens a case that continues to…
19
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.
20
David Blaine: Real or Magic (2013)
★ 6.8/10Also documentary
David Blaine's signature brand of street magic mystifies the most recognisable celebrities in the world, such as Jamie Foxx, Bryan Cranston, Aaron Paul, Ricky Gervais, Katy Perry, Woody Allen, and Robert DeNiro, to…