#3. State of Grace (1990)

Storyline: Gone for a decade, Terry Noonan (Sean Penn) is welcomed back into the fold in his Irish-American neighborhood in New York City. A one-time street tough, Terry is now an undercover officer targeting crime boss Frankie Flannery (Ed Harris). In the name of duty, Terry rekindles his dormant friendship with Frankie's younger brother, Jackie (Gary Oldman). But as Terry gets closer to his goal, his feelings for the youngest Flannery, his old flame Kathleen (Robin Wright), complicate his mission.

Plot Keywords: undercover cop, crime boss, thug, old flame, dark, raw, gripping ...

Movie Details Click Here!

#5. Infernal Affairs (2002)

Storyline: Chan Wing Yan, a young police officer, has been sent undercover as a mole in the local mafia. Lau Kin Ming, a young mafia member, infiltrates the police force. Years later, their older counterparts, Chen Wing Yan and Inspector Lau Kin Ming, respectively, race against time to expose the mole within their midst.

Plot Keywords: undercover cop, mole, crime boss, police chief, love interest, gangster, melodramatic ...

Movie Details Click Here!

#6. Serbuan Maut 2: Berandal (2014)

Storyline: He thought it was over. After fighting his way out of a building filled with gangsters and madmen - a fight that left the bodies of police and gangsters alike piled in the halls - rookie Jakarta cop Rama thought it was done and he could resume a normal life. He couldn't have been more wrong. Formidable though they may have been, Rama's opponents in that fateful building were nothing more than small fish swimming in a pond much larger than he ever dreamed possible. And his triumph over the small fry has attracted the attention of the predators farther up the food chain. His family at risk, Rama has only one choice to protect his infant son and wife: He must go undercover to enter the criminal underworld himself and climb through the hierarchy of competing forces until it leads him to the corrupt politicians and police pulling the strings at the top of the heap. And so Rama begins a new odyssey of violence, a journey that will force him to set aside his own life and history and take on ...

Plot Keywords: son, gangster, family member, undercover cop, inmate, kingpin, brash ...

Movie Details Click Here!

#7. New World (2013)

Storyline: As Korea's biggest crime organization 'Goldmoon' expands its powers, Kang, the head of police investigation planning department, orders the undercover cop Ja-Seoung to participate in project "New World", that will take down 'Goldmoon'. Ja-seong must choose either to follow Kang's orders as a cop or to keep his loyalty with Jeong Cheong, the under-boss of the 'Goldmoon' crime organization.—Bin

Plot Keywords: undercover cop, gangster, criminal, brutal, korea, the police, mob ...

Movie Details Click Here!

#8. BlacKkKlansman (2018)

Storyline: In the early 1970s, Ron Stallworth is hired as the first black officer in the Colorado Springs, Colorado police department. Stallworth is initially assigned to work in the records room, where he faces racial slurs from his coworkers. Stallworth requests a transfer to go undercover, and is assigned to infiltrate a local rally at which national civil rights leader Kwame Ture (birth name Stokely Carmichael) is to give a speech. At the rally, Stallworth meets Patrice Dumas, the president of the black student union at Colorado College. While taking Ture to his hotel, Patrice is stopped by patrolman Andy Landers, a corrupt, racist officer in Stallworth's precinct, who threatens Ture and sexually assaults Patrice..

Plot Keywords: detective, white supremacist, partner, undercover cop, police officer, amusing, hilarious ...

Movie Details Click Here!

#9. 21 Jump Street (2012)

Storyline: In high school, Schmidt (Jonah Hill) was a dork and Jenko (Channing Tatum) was the popular jock. After graduation, both of them joined the police force and ended up as partners riding bicycles in the city park. Since they are young and look like high school students, they are assigned to an undercover unit to infiltrate a drug ring that is supplying high school students synthetic drugs.

Plot Keywords: undercover cop, police detective, high-school student, teacher, drug dealer, police captain, hilarious ...

Movie Details Click Here!

#10. The Patriot (2000)

Storyline: It is 1776 in colonial South Carolina. Benjamin Martin, a French-Indian war hero who is haunted by his past, now wants nothing more than to live peacefully on his small plantation, and wants no part of a war with the most powerful nation in the world, Great Britain. Meanwhile, his two eldest sons, Gabriel and Thomas, can't wait to enlist in the newly formed "Continental Army." When South Carolina decides to join the rebellion against England, Gabriel immediately signs up to fight...without his father's permission. But when Colonel William Tavington, British dragoon, infamous for his brutal tactics, comes and burns the Martin Plantation to the ground, tragedy strikes. Benjamin quickly finds himself torn between protecting his family, and seeking revenge along with being a part of the birth of a new, young, and ambitious nation.

Plot Keywords: undercover cop, beautiful woman, crime boss, criminal, fbi agent, police captain, frenetic ...

Movie Details Click Here!

#11. A Scanner Darkly (2006)

Storyline: In a totalitarian society in a near future, the undercover detective Bob Arctor is working with a small time group of drug users trying to reach the big distributors of a brain-damaging drug called Substance D. His assignment is promoted by the recovery center New Path Corporation, and when Bob begins to lose his own identity and have schizophrenic behavior, he is submitted to tests to check his mental conditions.

Plot Keywords: detective, undercover cop, drug addict, psychiatrist, creative, intricate, dark ...

Movie Details Click Here!

#12. The Mob (1951)

Storyline: Police detective Damico, outwitted by mob killer Blackie Clay, is nominally suspended; actually he goes undercover (as Tim Flynn, ex-con longshoreman) to find Clay and expose the waterfront rackets. In character, Damico throws his weight around so much that the mobsters try to get rid of him; surviving this, he begins to realize that few of those around him are what they seem.—Rod Crawford <puffinus@u.washington.edu>

Plot Keywords: detective, killer, undercover cop, thug, mobster, dark, thrilling ...

Movie Details Click Here!

#13. 22 Jump Street (2014)

Storyline: After making their way through high school (twice), big changes are in store for officers Schmidt (Jonah Hill) and Jenko (Channing Tatum) when they go deep undercover at a local college. But when Jenko meets a kindred spirit on the football team, and Schmidt infiltrates the bohemian art major scene, they begin to question their partnership. Now they don't have to just crack the case - they have to figure out if they can have a mature relationship. If these two overgrown adolescents can grow from freshmen into real men, college might be the best thing that ever happened to them.

Plot Keywords: undercover cop, college student, football player, art student, amusing, charming, confident ...

Movie Details Click Here!

#14. Deep Cover (1992)

Storyline: A black uniformed policeman is recruited by a devious drug enforcement agent to infiltrate a smuggling organization seeking to expand into designer drugs. This 'ugly side of the war on drugs' explores the context of race, identity and hypocrisy within a brutal and alienating investigation.—Keith Loh <loh@sfu.ca>

Plot Keywords: undercover cop, drug dealer, drug enforcement agent, dark, tense, raw, los angeles ...

Movie Details Click Here!

#15. Ging chaat goo si III: Chiu kup ging chaat (1992)

Storyline: A Hong Kong police officer, Ka Kui is sent undercover to mainland China to break up a drug smuggling ring. After breaking the brother of the drug lord out of prison, he and another agent (a beautiful communist policewoman) are taken to Hong Kong to work for the syndicate. The wife of the crime boss has been arrested in Malaysia for drug trafficking and is soon to be executed. However, she is the only person who knows the account number of a secret Swiss bank account containing millions in drug money. While the two officers are in Malaysia preparing for the jail break, Ka Kui accidentally runs into his girlfriend May, who has traveled there from Hong Kong. Soon his cover is blown, the criminals kidnap his girlfriend and he is forced to help them pull off the jail break.

Plot Keywords: undercover cop, prisoner, policewoman, gang member, girlfriend, police officer, thrilling ...

Movie Details Click Here!