Alex Caine : infiltrateur

Infiltrating a criminal empire, undercover agent Tea becomes torn between her mission and a desire to help the ringleader's girlfriend escape.

A chilling and unflinching look at all sides of a complicated issue, focusing on an African-American Muslim who joins an Islamic sleeper terrorist cell in the United States while working undercover for the FBI.

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La Femme Nikita was a Canadian action/drama television series based on the French film Nikita by Luc Besson. The series was co-produced by Jay Firestone of Fireworks Entertainment and Warner Bros.. It was adapted for television by Joel Surnow. The series was first telecast in North America on the USA Network cable channel on January 13, 1997, and ran for five television seasons—until March 2001. The series was also aired in Canada on the over-the-air CTV Television Network. La Femme Nikita was the highest-rated drama on American basic cable during its first two seasons. It was also distributed in some other countries, and it continues to have a strong cult following.

21 Jump Street revolves around a group of young cops who would use their youthful appearance to go undercover and solve crimes involving teenagers and young adults.

Luo Xiang, a former narcotics agent, faked his death during an undercover operation. Five years later, he's living under a new name, but needs to pretend to be his old self and once again infiltrate the drug cartel, dealing with his former lover, brothers and enemies, to finally successfully complete the mission and find out who's pulling the strings.

The story of the Miami Police Department's vice squad and its efforts to end drug trafficking and prostitution, centered on the unlikely partnership of Sonny Crockett and Ricardo Tubbs - who first meet when Tubbs is undercover in a drug cartel.

Sydney Bristow, an agent who has been tricked to believe she is working for the U.S. government, is actually working for a criminal organization named the Alliance of Twelve. Upon learning this, Sydney becomes a double agent for the real CIA.

Riker is an American crime drama television series that aired from March 14 until April 11, 1981.

Fastlane is an American action/crime drama series that was broadcast on Fox from September 18, 2002 to April 25, 2003.

Dan, a short (and short-tempered) man, has nothing better to do with his time than rail against what he perceives to be life's injustices – even if he's completely in the wrong. Whether it's a beef against a fast-food chain, an untalented barber, the entirety of Canada, the game of baseball or lemonade-selling children, petulant Dan is always spurred into action, usually dragging his best friend Chris and Chris' undercover operative wife, Elise, along on the revenge-filled ride.

David Cassidy: Man Undercover was an American police drama starring David Cassidy, four years after his run starring in the The Partridge Family. The series was spun off after Cassidy guest starred in a special two-hour episode of another show, Police Story, titled A Chance to Live, which aired in May 1978; this episode is therefore sometimes confusingly referred to as the pilot for Man Undercover. In A Chance to Live, Cassidy portrayed undercover police officer Dan Shay, a cop who successfully infiltrates a high-school drug ring as a fellow student. Cassidy earned an Emmy Award nomination for Best Dramatic Actor for the role. He reprised the role of Officer Shay for the Man Undercover series, which aired on NBC from November 2, 1978 to July 12, 1979. Only ten episodes of the show aired prior to its cancellation.

A young CIA operative, Annie Walker, is mysteriously summoned to headquarters for duty as a field operative. While Annie believes she's been promoted for her exceptional linguistic skills, there may be something or someone from her past that her CIA bosses are really after. Auggie Anderson is a CIA military intelligence agent who was blinded while on assignment and is Annie's guide in this world of bureaucracy, excitement and intrigue.

New York Undercover is an American police drama The series stars Detective J.C. Williams and Detective Eddie Torres, two undercover detectives in New York City's Fourth Precinct who were assigned to investigate various crimes and gang-related cases.

Cover Up is an American action/adventure television series that aired for one season on CBS from September 22, 1984 to April 6, 1985. Created by Glen A. Larson, the series stars Jennifer O'Neill, Jon-Erik Hexum, Antony Hamilton, and Richard Anderson.

The Covert Investigations Unit (CIU) risks going undercover to infiltrate and bring down criminal organizations. In this new style of short-term, high-intensity undercover work, each covert “play” is crafted quickly and executed at an even faster pace. Placed into various worlds of crime without a safety net, the cops are in constant danger, as they repeatedly go off the grid. Wearing wires, coaxing confessions, and setting up stings, the cops of the CIU must think quickly, talk smoothly, and rely on pure instinct. They slip in and out of characters so often that, sometimes, they lose track of who they really are.

Within the DGSE (General Directorate for External Security), a department called the Office Of Legends (BDL) forms and remote pilot the most important agents of the French intelligence services: Clandestine. Immersion in hostile country, their mission is to identify individuals who may be recruited as sources of information. Operating "under caption", that is to say in a fabricated identity from scratch, they live for many years in a permanent duplicity. Our hero just returned from a clandestine mission six years in Damascus. But contrary to what is required by safety rules, he does not abandon his legend and the identity under which he lived in Syria, thus putting in danger the whole system.

Set in a 1950s Britain rising from the ashes of the Blitz into the grip of a new Cold War, our beekeeping duo stumble into a world of murder, undercover agents and cold war conspiracy. Tuppence is a woman who sees adventure round every corner, throwing herself head first into every mystery with passion and fervour, determined to get to the truth no matter what it takes, much to the dismay of her more cautious husband Tommy.

The Ghost Squad was a 2005 British crime drama series produced by Company Pictures, for Channel 4. The show was created by Tom Grieves. Inspired by the real life "Ghost Squad" that existed between 1994 and 1998, secretly investigating police corruption, the premise of the series is that the squad continued to operate in secret after officially being shut down. It starred Elaine Cassidy as a police constable recruited into the squad and Jonas Armstrong as her handler. The show was cancelled after a single seven episode series.

In 1948, Yu Beiping, an important official of the Special Investigation Bureau, was transferred to Qingcheng by his superior and was ordered to investigate the murder case that occurred there. In fact, Yu Beiping's true identity is being investigated and suspected by his superior, and he is in danger all the time. Yu Beiping has to successfully complete the tasks assigned by his superior on one hand, deal with the cunning and insidious enemy on the other hand, and also bear the incomprehension and misunderstanding from his closest relatives. He is in a difficult battle.