10 Gripping Detective Movies That Will Keep You Guessing Till The End

10. Prisoners (2013)
Directed by Denis Villeneuve, 'Prisoners' is a disturbing exploration of morality and desperation. When two young girls go missing in a small Pennsylvania town, Detective Loki (Jake Gyllenhaal) is assigned to the case. He arrests a mentally challenged man, Alex Jones, but is forced to release him due to lack of evidence. Frustrated and scared, one of the girls’ fathers, Keller Dover (Hugh Jackman), takes matters into his own hands. The film slowly unravels into a grim meditation on justice, obsession, and the cost of vengeance.

9. The French Connection (1971)
A gritty, groundbreaking thriller set in New York City, 'The French Connection' stars Gene Hackman as the relentless detective Popeye Doyle. Based on a true story, the film follows Doyle’s pursuit of a wealthy French heroin smuggler. With its unapologetic realism, intense chase sequences—including one of cinema’s most iconic car chases—and a performance that earned Hackman an Oscar, this film helped define the neo-noir crime genre of the 1970s.

8. The Silence of the Lambs (1991)
Adapted from Thomas Harris’s novel, 'The Silence of the Lambs' blends detective work with psychological horror. FBI trainee Clarice Starling (Jodie Foster) is tasked with tracking a serial killer, but to understand his mind, she must consult another—Dr. Hannibal Lecter (Anthony Hopkins), a brilliant psychiatrist and incarcerated cannibal. Though Starling isn’t a traditional detective, her sharp intuition and courage set her apart. This chilling cat-and-mouse game won the "Big Five" Oscars, including Best Picture.

7. Zodiac (2007)
David Fincher’s 'Zodiac' documents the decades-long hunt for the Zodiac Killer, who terrorized San Francisco in the late '60s and early '70s. Through the eyes of journalists and detectives obsessed with solving the case, the film reveals how an unsolved mystery can consume lives. With gripping performances and Fincher’s trademark attention to detail, Zodiac is less about resolution and more about the obsession that drives people to seek the truth.

6. The Big Sleep (1946)
A quintessential noir classic, 'The Big Sleep' stars Humphrey Bogart as the iconic private eye Philip Marlowe. Hired by a wealthy general to investigate his daughter’s gambling debts, Marlowe is soon entangled in a web of blackmail, murder, and deceit. Based on Raymond Chandler’s novel, the film’s convoluted plot is part of its charm. With snappy dialogue, shadowy cinematography, and Bogart’s cool charisma, it’s a defining example of film noir.

5. Memories of Murder (2003)
Before 'Parasite' brought Bong Joon-ho global acclaim, he delivered this chilling, genre-defining crime thriller. Based on South Korea’s first recorded serial murders, the film follows two detectives with opposing methods—one brutal, the other analytical—as they attempt to catch a killer in 1980s rural Korea. The unresolved nature of the real-life case adds a layer of discomfort, making the film a haunting reflection on justice and human failure.

4. Knives Out (2019)
Rian Johnson’s modern whodunit 'Knives Out' revitalizes the classic murder mystery with humor, sharp social commentary, and a star-studded cast. When wealthy author Harlan Thrombey dies under suspicious circumstances, eccentric private detective Benoit Blanc (Daniel Craig) arrives to untangle the dysfunctional family’s secrets. A delightful blend of Agatha Christie tropes and modern satire, 'Knives Out' is clever, unpredictable, and endlessly entertaining. Its sequel, 'Glass Onion', continues Blanc’s investigations with a fresh setting and equally twisty plot.

3. Murder on the Orient Express (1974)
Among the many adaptations of Agatha Christie’s novels, this 1974 version of 'Murder on the Orient Express' stands out as the gold standard. With Albert Finney portraying the meticulous Hercule Poirot, the film assembles a star-studded cast of suspects aboard a luxurious train. As Poirot interrogates each passenger, secrets unfold and a shocking resolution is revealed. Lavishly produced and intricately plotted, this is Christie at her most theatrical and engrossing.

2. Chinatown (1974)
Roman Polanski’s 'Chinatown' is a masterclass in noir filmmaking. Set in 1930s Los Angeles, private investigator Jake Gittes (Jack Nicholson) takes what seems like a routine adultery case, only to find himself amid a conspiracy involving water rights, corruption, and a deeply disturbing family secret. With a haunting score, sharp writing, and one of the bleakest endings in film history, Chinatown redefined the genre for a new generation.

1. Se7en (1995)
David Fincher’s 'Se7en' is a dark, disturbing detective thriller that follows two detectives—veteran William Somerset (Morgan Freeman) and impulsive rookie David Mills (Brad Pitt)—as they hunt a serial killer who orchestrates his murders around the seven deadly sins. Tense, atmospheric, and morally unsettling, the film builds to a gut-wrenching climax that has become one of the most unforgettable in cinematic history. It’s not just a whodunit; it’s a psychological descent into darkness.