Related Titles
Movies Like Don't Know What
Find movies like Don't Know What using TMDB similarity plus Movie Rankings community context. Our top current pick is The Effect of Gamma Rays on Man-in-the-Moon Marigolds. Browse 18 related titles with direct links to rankings, cast pages, and matchup data.
These picks blend TMDB similar-title seeds with Movie Rankings community ranking context.
Open Don't Know What
Jump to the canonical movie page for ranking stats, credits, and deeper discovery paths.
See where to watch Don't Know What
Check current US streaming, rental, and purchase options for Don't Know What.
Compare Don't Know What
Browse popular head-to-head ranking pages and jump into a matchup for Don't Know What.
Explore Language Rankings
The Effect of Gamma Rays on Man-in-the-Moon Marigolds
1972
Middle-aged widow Beatrice Hunsdorfer and her daughters Ruth and Matilda are struggling to survive in a society they barely understand. Beatrice dreams of opening an elegant tea room but does not have the wherewithal to achieve her lofty goal. Epileptic Ruth is a rebellious adolescent, while shy but highly intelligent and idealistic Matilda seeks solace in her pets and school projects, including one designed to show how small amounts of radium affect marigolds.
Babylon
1980
Drama telling the story of Blue, a young man of Jamaican descent living in Brixton in 1980, as he hangs out with his friends, fronts a dub sound system, loses his job, struggles with family problems and has his friendships tested by racism.
The Young One
1960
A jazz musician seeks refuge from a lynch mob on a remote island, where he meets a hostile game warden and the young object of his attentions.
Mindwalk
1991
On the French island of Mont Saint-Michel, Jack, a failed presidential candidate, Tom, his ex-speechwriter and Sonia, a physicist, engage in an intellectual conversation about politics, philosophy and life over the course of a single day.
Eleanor the Great
2025
94-year-old Eleanor Morgenstein tries to rebuild her life after the death of her best friend. As a result, she moves back to New York City after living in Florida for decades.
Normal
2003
A Midwestern husband and father announces his plan to have a sex change operation.
Hands of Stone
2016
The legendary Roberto Duran and his equally legendary trainer Ray Arcel change each other's lives.
Goodbye June
2025
Four siblings' lives change drastically when their ailing mother takes a turn for the worse over the holiday season.
Sergio
2020
A sweeping drama set in the chaotic aftermath of the US invasion of Iraq, where the life of top UN diplomat Brazilian Sérgio Vieira de Mello hangs in the balance during the most treacherous mission of his career.
The Congress
2013
An aging, out-of-work actress accepts one last job, though the consequences of her decision affect her in ways she didn't consider.
The Experiment
2010
20 men are chosen to participate in the roles of guards and prisoners in a psychological study that ultimately spirals out of control.
Monsters of Man
2020
A robotics company vying to win a lucrative military contract team up with a corrupt CIA agent to conduct an illegal live field test. They deploy four weaponized prototype robots into a suspected drug manufacturing camp in the Golden Triangle, assuming they'd be killing drug runners that no one would miss. Six doctors on a humanitarian mission witness the brutal slaughter and become prime targets.
Icefall
2025
A young Indigenous game warden arrests an infamous poacher only to discover that the poacher knows the location of a plane carrying millions of dollars that has crashed in a frozen lake. When a group of criminals and dirty cops are alerted to the poacher’s whereabouts, the warden and the poacher team up to fight back and escape across the treacherous lake before the ice melts.
Rogue Agent
2022
Conman Robert Freegard poses as an undercover MI5 agent and kidnaps countless victims amidst a high-stakes manhunt, until the woman who fell for him brings him to justice.
TalhotBlond
2012
Thomas Montgomery, a married father of two young daughters, gets seduced by the world of online gambling and chat rooms where a virtual romance and sexual obsession ultimately leads to the murder of an innocent man.
All Day and a Night
2020
While serving life in prison, a young man looks back at the people, the circumstances and the system that set him on the path toward his crime.
Border Hunters
2025
After his police officer brother is killed by a drug dealer who flees to the protection of his cartel-connected uncle in Mexico, an American man with a diverse law enforcement/military background goes south of the border to get revenge
Norman
2010
A teenager pretends to be dying from cancer as a way to cope with the realities of his daily existence and his father's terminal illness.
What are the best movies like Don't Know What?
The Effect of Gamma Rays on Man-in-the-Moon Marigolds is the strongest current recommendation on this page for viewers looking for movies like Don't Know What.
How many recommendations are on the Don't Know What page?
This page currently lists 18 related titles for Don't Know What.
How often does the Movies Like Don't Know What page update?
This page refreshes whenever Movie Rankings rebuilds the related-title view for Don't Know What. It was last generated from site data on May 6, 2026.
Sources & freshness
Last refreshed from site data on May 6, 2026.