Movies Like Secrets of the Unknown

If you liked Secrets of the Unknown (1991), a tv movie and documentary movie directed by Gilbert M. Shilton, 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
The Godfather Family: A Look Inside (1990)
★ 7.8/10Also documentary and tv movie
A documentary on the making of the three Godfather films, with interviews and recollections from the film makers and cast. This feature also includes the original screen tests of some of the actors for "The Godfather"…
2
David Blaine: Real or Magic (2013)
★ 6.8/10Also tv movie and 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…
3
Louis Theroux: Twilight of the Porn Stars (2012)
★ 6.3/10Also documentary and tv movie
In 1997, Louis Theroux made a documentary about the world of male porn performers in Los Angeles. 15 years later, he returns to find a business struggling with the deluge of free porn on the internet. Louis revisits…
4
Marvel Studios: Assembling a Universe (2014)
★ 6.9/10Also documentary and tv movie
A look at the story behind Marvel Studios and the Marvel Cinematic Universe, featuring interviews and behind-the-scenes footage from all of the Marvel films, the Marvel One-Shots and "Marvel's Agents of S.H.I.E.L.D."!
5
The Crystal Calls - Making The Dark Crystal: Age of Resistance (2019)
★ 7.5/10Also documentary
Go behind the scenes with stars, puppeteers and creators as they bring Jim Henson's magical world of Thra back to life in a sweeping fantasy series.
6
Jonestown: The Life and Death of Peoples Temple (2006)
★ 7/10Also documentary and tv movie
Featuring never-before-seen footage, this documentary delivers a startling new look at the Peoples Temple, headed by preacher Jim Jones who, in 1978, led more than 900 members to Guyana, where he orchestrated a mass…
7
Seven Up! (1985)
★ 7.2/10Also documentary and tv movie
A group of British children aged 7 from widely ranging backgrounds are interviewed about a range of subjects. The filmmakers plan to re-interview them at 7 year intervals to track how their lives and attitudes change…
8
180° South (2010)
★ 7.2/10Also documentary
The film follows adventurer Jeff Johnson as he retraces the epic 1968 journey of his heroes Yvon Chouinard and Doug Tompkins to Patagonia.
9
4 Little Girls (1997)
★ 7.1/10Also documentary and tv movie
On September 15, 1963, a bomb destroyed a black church in Birmingham, Alabama, killing four young girls who were there for Sunday school. It was a crime that shocked the nation--and a defining moment in the history of…
10
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.
11
Billie Eilish - Hit Me Hard and Soft: The Tour (Live in 3D) (2026)
★ 8.4/10Also documentary
Captured during Billie Eilish's sold-out world tour, a concert experience from one of the most celebrated and successful artists of her generation, presented in immersive 3D.
12
Directed by John Ford (1971)
★ 7/10Also documentary
A documentary about the life and films of director John Ford.
13
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.
14
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.
15
Making The Witcher (2020)
★ 7.1/10Also documentary and tv movie
Journey into the extraordinary world of "The Witcher" — from casting the roles to Jaskier's catchy song — in this behind-the-scenes look at the series.
16
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.
17
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.
18
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…
19
The Class of ‘92 (2013)
★ 7.1/10Also documentary
A detailing of the rise to prominence and global sporting superstardom of six supremely talented young Manchester United football players (David Beckham, Nicky Butt, Ryan Giggs, Paul Scholes, Phil and Gary Neville)…
20
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.