Movies Like What They Don't Know
If you liked What They Don't Know (2026), a thriller movie directed by Jerard McKinzie, 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
Chief of Station (2024)
★ 6.3/10Also thrillerAfter learning that the death of his wife was not an accident, a former CIA Station Chief is forced back into the espionage underworld, teaming up with an adversary to unravel a conspiracy that challenges everything he…
- 2
Rogue Agent (2022)
★ 6.3/10Also thrillerConman 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.
- 3
Black Widow (1987)
★ 6.2/10Also thrillerFederal agent Alexandra Barnes believes that Catherine Petersen is a serial killer who marries rich men and then murders them for their money. But since Catherine is seemingly a master of disguise and has multiple…
- 4
Tyler Perry's Duplicity (2025)
★ 6.6/10Also thrillerHigh-powered attorney Marley faces her most personal case yet when she is tasked with uncovering the truth behind the murder of her best friend Fela’s husband. With the help of her boyfriend – a former cop turned…
- 5
Heatwave (2022)
★ 6.2/10Also thrillerA woman's life takes an unexpected turn when she falls for her boss's wife. She must soon defend herself as she becomes entangled in a web of malice.
- 6
Succubus (2024)
★ 8.3/10Also thrillerA new father going through a marital separation joins a dating app and matches with a beautiful but mysterious young woman... whose powers of seduction and manipulation entangle him in a mystery more horrifying than he…
- 7
Bad Sister (2015)
★ 6.6/10Also thrillerAs a top student at St. Adeline's Catholic Boarding School, Zoe senses that something is not quite right about the school's new nun-- a sense proven to be true when it is revealed the "good' nun is an imposter with a…
- 8
Shadow Dancer (2012)
★ 6/10Also thrillerIn 1990s Belfast, a woman is forced to betray all she believes in for the sake of her son.
- 9
Hider in the House (1989)
★ 6.2/10Also thrillerA deranged man hides in the attic of a new house and becomes obsessed with the unsuspecting family that moves in.
- 10
The Infernal Machine (2022)
★ 6.2/10Also thrillerReclusive and controversial author Bruce Cogburn is drawn out of hiding by an obsessive fan, forcing the novelist to confront a past that he thought he could escape, and to account for events set in motion by his…
- 11
Infidelity in Suburbia (2017)
★ 6.2/10Also thrillerWith her husband away at work, and her son at school, Laura dreams of a home-renovation project to supplant her restless days. Elliott, her irresistibly hot private contractor, soon fulfills her more forbidden dreams.
- 12
Blackwater Lane (2024)
★ 6/10Also thrillerAn American school teacher in England drives past an abandoned car late one night, unaware that the driver was the victim of a murder. As she comes to terms with the realization, seemingly supernatural events start to…
- 13
Addicted (2014)
★ 5.9/10Also thrillerA gallerist risks her family and flourishing career when she enters into an affair with a talented painter and slowly loses control of her life.
- 14
Hello (2022)
★ 6.3/10Also thrillerAn emotionally unavailable flight attendant meets a potential love interest and later finds out that her "perfect guy" has ulterior motives. As the clock ticks down on New Year's Eve, she must fight to keep her…
- 15
Shades of Desire (2023)
★ 6.5/10Also thrillerAfter her twin sister Aubrey goes missing, Jennifer uncovers the scandalous, secret double-life that Aubrey leads - and that has put both of them in danger.
- 16
In Secret (2014)
★ 6.1/10Also thrillerIn 1860s Paris, a young woman, Therese, is trapped in a loveless marriage to the sickly Camille by her domineering aunt, Madame Raquin. She spends her days behind the counter of a small shop and her evenings watching…
- 17
Blackwood (2014)
★ 5.9/10Also thrillerHaving recovered from a shattering emotional breakdown, college professor Ben Marshall relocates to the countryside with his wife and young son, hoping for a fresh start. He has a teaching job lined up and a new home…
- 18
Backstabbing for Beginners (2018)
★ 6.2/10Also thrillerAn idealistic young employee at the U.N. investigates the grisly murder of his predecessor – and uncovers a vast global conspiracy that may involve his own boss.
- 19
Our Kind of Traitor (2016)
★ 6/10Also thrillerA young Oxford academic and his attorney girlfriend holiday in Morocco. They bump into a Russian millionaire who owns a peninsula and a diamond watch. He wants a game of tennis. What else he wants propels the lovers on…
- 20
The Secrets We Keep (2020)
★ 6/10Also thrillerIn post-World War II America, a woman, rebuilding her life in the suburbs with her husband, kidnaps her neighbor and seeks vengeance for the heinous war crimes she believes he committed against her.