卧底

A botched robbery indicates a police informant, and the pressure mounts in the aftermath at a warehouse. Crime begets violence as the survivors -- veteran Mr. White, newcomer Mr. Orange, psychopathic parolee Mr. Blonde, bickering weasel Mr. Pink and Nice Guy Eddie -- unravel.

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.

2011 film directed by Tomas Alfredson

An FBI undercover agent infiltrates the mob and identifies more with the mafia life at the expense of his regular one.

To take down South Boston's Irish Mafia, the police send in one of their own to infiltrate the underworld, not realizing the syndicate has done likewise. While an undercover cop curries favor with the mob kingpin, a career criminal rises through the police ranks. But both sides soon discover there's a mole among them.

1945年，正是抗日战争接近尾声之际，国、共、日三方的角力日趋激烈，平静的海面下暗流涌动。由于军统特务李海丰投靠南京汪伪政权，军统情报处成员余则成（孙红雷 饰）受命前往南京刺杀叛徒，却意外走上了另一条道路。经中共策反，余则成以地下党的身份重返军统，成为扎入国民党心脏的一颗铆钉。为了协助余的工作，党组织派出脾气火爆、口无遮拦的女孩翠平（姚晨 饰）担任余的冒牌夫人。随着时间的推移，国共的斗争愈加强烈，这对夫妇也面临着人生重大的考验……
本片根据天津作家龙一（本名李鹏）的同名短篇小说改编，并荣获第15届上海电视节“白玉兰奖”电视剧最佳男演员奖（孙红雷）、第27届飞天奖优秀男演员奖、2010年第25届中国电视金鹰奖观众喜爱的女演员奖（姚晨）。

2009 film directed by Chen Kuo-fu and Gao Qunshu

The story of two men on different sides of a prison riot -- the inmate leading the rebellion and the young guard trapped in the revolt, who poses as a prisoner in a desperate attempt to survive the ordeal.

Ko Chow is an undercover cop who is under pressure from all sides. His boss, Inspector Lau, wants him to infiltrate a gang of ruthless jewel thieves; his girlfriend wants him to commit to marriage or she will leave Hong Kong with another lover; and he is being pursued by other cops who are unaware that he is a colleague. Chow would rather quit the force, feeling guilty about betraying gang members who have become his friends.

2013 film directed by Park Hoon-jung

Yang Zirong disguises himself as a bandit to infiltrate and destroy a bandit group. He joins hands with a hostage, and together, they fight against the warlord, Hawk.

1999 film by Stephen Chow, Lee Lik-chi

Three elite North Korean sleeper agents live under cover for so long that they believe their cover stories are their real identities. They are shocked when they are ordered to kill one another or face death at the hands of an elite hit team.

1991 film by Gordon Chan

When cops Schmidt and Jenko join the secret Jump Street unit, they use their youthful appearances to go under cover as high-school students. They trade in their guns and badges for backpacks, and set out to shut down a dangerous drug ring. But, as time goes on, Schmidt and Jenko discover that high school is nothing like it was just a few years earlier -- and, what's more, they must again confront the teenage terror and anxiety they thought they had left behind.

An aging hood is about to go back to prison. Hoping to escape his fate, he supplies information on stolen guns to the feds, while simultaneously supplying arms to his bank robbing chums.

After fighting his way through an apartment building populated by an army of dangerous criminals and escaping with his life, SWAT team member Rama goes undercover, joining a powerful Indonesian crime syndicate to protect his family and uncover corrupt members of his own force.

In 1980s Washington, D.C., KGB sleeper agents Philip and Elizabeth Jennings take extreme measures to continue their mission and keep their true identities hidden when Stan Beeman, an FBI Counterintelligence agent, moves in across the street from them.

Colorado Springs, late 1970s. Ron Stallworth, an African American police officer, and Flip Zimmerman, his Jewish colleague, run an undercover operation to infiltrate the Ku Klux Klan.