Movies Like Gaslit: The Truth About CO2 Gas Chambers in the UK

If you liked Gaslit: The Truth About CO2 Gas Chambers in the UK (2026), a documentary movie directed by Shaun Monson, 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
Earthlings (2005)
★ 8.1/10Also documentary
Using hidden cameras and never-before-seen footage, Earthlings chronicles the day-to-day practices of the largest industries in the world, all of which rely entirely on animals for profit.
2
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.
3
Being James Bond (2021)
★ 7.8/10Also documentary
Daniel Craig candidly reflects on his 15 year adventure as James Bond. Including never-before-seen archival footage from Casino Royale to the upcoming 25th film No Time To Die, Craig shares his personal memories in…
4
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…
5
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.
6
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.
7
Black Sheep (2018)
★ 7.2/10Also documentary
After the high-profile killing of Damilola Taylor, Cornelius' family move out of London. But when they discover their new town is run by racists, Cornelius takes a drastic step to survive.
8
Aquaman: Heroines of Atlantis (2019)
★ 6.2/10Also documentary
Amber Heard and Nicole Kidman discuss their characters Mera and Atlanna.
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
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.
11
Embrace the Panda: Making Turning Red (2022)
★ 6.8/10Also documentary
A feature length documentary about the all-women team at the helm of Pixar's original feature, Turning Red. With unprecedented behind-the-scenes access to Director Domee Shi and her core leadership crew, this story…
12
McQueen (2018)
★ 7.4/10Also documentary
Alexander McQueen's rags-to-riches story is a modern-day fairy tale, laced with the gothic. Mirroring the savage beauty, boldness and vivacity of his design, this documentary is an intimate revelation of McQueen's own…
13
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.
14
Maternal Instinct (2026)
★ 7.2/10Also documentary
Police pull over a woman who claims she just gave birth. But the baby — and the blood — aren't hers. Twisted lies unravel in this true-crime documentary.
15
As I Was Moving Ahead Occasionally I Saw Brief Glimpses of Beauty (2000)
★ 7.8/10Also documentary
A compilation of over 30 years of private home movie footage shot by Lithuanian-American avant-garde director Jonas Mekas, assembled by Mekas "purely by chance", without concern for chronological order.
16
I Am Heath Ledger (2017)
★ 7.4/10Also documentary
The life and career of an actor, artist, and icon. His own journey through his own camera.
17
Cow (2022)
★ 6.4/10Also documentary
A close-up portrait of the daily lives of a pair of cows: told by way of some narrative-free, intimate POV photography, with plenty of close shot images, we follow the daily routine of these animals as they live what…
18
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…
19
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…
20
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.