Movies Like The Big Secret

If you liked The Big Secret (2016), a documentary movie directed by Robert Breithaupt and Alex Voss, 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
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.
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
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.
4
Voyeur (2017)
★ 5.9/10Also documentary
Legendary journalist Gay Talese unmasks a motel owner who spied on his guests for decades. But his bombshell story soon becomes a scandal of its own.
5
28 Up (1985)
★ 7.5/10Also documentary
Just two years away from turning 30, participants in Michael Apted's documentary series are facing serious questions of identity and purpose, wondering whether they've found their place in the world.
6
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.
7
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…
8
The Inventor: Out for Blood in Silicon Valley (2019)
★ 7/10Also documentary
With a magical new invention that promised to revolutionize blood testing, Elizabeth Holmes became the world’s youngest self-made billionaire, heralded as the next Steve Jobs. Then, overnight, her 10-billion-dollar…
9
Directed by John Ford (1971)
★ 7/10Also documentary
A documentary about the life and films of director John Ford.
10
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…
11
Evil Influencer: The Jodi Hildebrandt Story (2025)
★ 6.2/10Also documentary
Unravel the case of Utah therapist Jodi Hildebrandt, whose child abuse arrest with parenting YouTuber Ruby Franke exposed a twisted tale of manipulation.
12
Above Majestic (2018)
★ 7.4/10Also documentary
A look at the origins, history and conspiracies behind the "Majestic 12", a clandestine group of military and corporate figureheads charged with reverse-engineering extraterrestrial technology.
13
Orgasm Inc: The Story of OneTaste (2022)
★ 6.1/10Also documentary
A sexual wellness company gains fame and followers, then members come forward with shocking allegations.
14
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.
15
Ex Libris: The New York Public Library (2017)
★ 6.4/10Also documentary
A documentary about how a dominant cultural and demographic institution both sustains their traditional activities and adapts to the digital revolution.
16
Trainwreck: The Real Project X (2025)
★ 5.8/10Also documentary
A night of drunken chaos rocks a quiet Dutch town in this shocking documentary about a teen's birthday invite that accidentally went viral on Facebook.
17
35 Up (1991)
★ 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.
18
56 Up (2012)
★ 7.2/10Also documentary
When a cross-section of seven-year-olds were interviewed for 7 Up in 1964 it was immediately evident that their social backgrounds influenced their attitudes towards life. While the upper class children were confident…
19
Citizenfour (2014)
★ 7.7/10Also documentary
In June 2013, Laura Poitras and reporter Glenn Greenwald flew to Hong Kong for the first of many meetings with Edward Snowden. She brought her camera with her.
20
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.