Movies Like Secrets of the Unknown: The Titanic

If you liked Secrets of the Unknown: The Titanic (1987), a documentary movie directed by Graeme Whifler and Erik Nelson, 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
Titanic: 20 Years Later with James Cameron (2017)
★ 6.6/10Also documentary
For the 20th anniversary of "Titanic," James Cameron reopens the file on the disaster.
2
Ghosts of the Abyss (2003)
★ 6.8/10Also documentary
With a team of the world's foremost historic and marine experts as well as friend Bill Paxton, James Cameron embarks on an unscripted adventure back to the wreck of the Titanic where nearly 1,500 souls lost their lives…
3
The Secret (2006)
★ 6.6/10Also documentary
Interviews with leading authors, philosophers and scientists, with an in-depth discussion of the Law of Attraction. The audience is shown how they can learn and use 'The Secret' in their everyday lives.
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
What We Left Behind: Looking Back at Star Trek: Deep Space Nine (2018)
★ 7.1/10Also documentary
A documentary exploring the legacy of Star Trek: Deep Space Nine, the reasons it went from the black sheep of Star Trek to a beloved mainstay of the franchise, and a brainstorm with the original writers on what a…
6
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.
7
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.
8
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.
9
The Seat (2025)
★ 7.6/10Also documentary
'The Seat' is an unprecedented inside look that led to a once-in-a-generation driver change in Mercedes and F1 history. It reveals the private conversations that led the Mercedes team and Toto Wolff, its Team Principal…
10
Looking for Richard (1996)
★ 6.8/10Also documentary
Al Pacino's deeply-felt rumination on Shakespeare's significance and relevance to the modern world through interviews and an in-depth analysis of "Richard III."
11
Under the Helmet: The Legacy of Boba Fett (2021)
★ 6.9/10Also documentary
A special celebrating the origins and legacy of Star Wars' legendary bounty hunter, Boba Fett.
12
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.
13
180° South (2010)
★ 7.3/10Also documentary
The film follows adventurer Jeff Johnson as he retraces the epic 1968 journey of his heroes Yvon Chouinard and Doug Tompkins to Patagonia.
14
American Boy: A Profile of Steven Prince (1978)
★ 6.7/10Also documentary
Martin Scorsese spends an evening with larger-than-life raconteur Steven Prince—a former drug addict, road manager for Neil Diamond, and actor—as he recounts stories from his colorful life.
15
For the Love of Spock (2016)
★ 7.4/10Also documentary
The life of Mr. Spock, as well as that of Leonard Nimoy, the actor who played him for almost fifty years, written and directed by his son: Adam.
16
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.
17
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…
18
Katy Perry: Part of Me (2012)
★ 7.1/10Also documentary
Giving fans unprecedented access to the real life of the music sensation, Katy Perry: Part of Me exposes the hard work, dedication and phenomenal talent of a girl who remained true to herself and her vision in order to…
19
The Making of Star Wars (1977)
★ 7.1/10Also documentary
Learn the incredible behind-the-scenes story of how the original Star Wars movie was brought to the big screen in this fascinating documentary hosted by C-3PO and R2-D2 which includes interviews with George Lucas and…
20
Justin Bieber's Believe (2013)
★ 6.9/10Also documentary
A backstage and on-stage look at Justin Bieber during his rise to super stardom.