Counterfeit

U.S. Treasury Department agents go after a ring of counterfeiters.

Mike Rolph quits his job, seemingly, as a highway patrolman and takes the position of the Police Chief of W. J. Brady's oil refinery. He is also romantically involved with Brady's daughter, June. It appears that some highly-placed employee has sold out to the opposition refinery people, and much sabotage and havoc is being caused.

Simon Lute ekes out a modest living chartering his skiff to tourists and guiding them through the labyrinthine bayou.

A gangster running a protection racket gets information that he's about to be prosecuted on income-tax-evasion charges. He hires a man with a photographic memory to memorize his books, then destroys them all so the police won't have any evidence to link him to the racket.

Michael Shayne mystery involving counterfeit tickets at a race track.

A cowboy rides into a small town that is ruled with an iron fist by a corrupt sheriff. He becomes involved with a pretty young town girl and some residents who are trying to oust the sheriff, resulting in a robbery, a murder and his being pursued by a vengeful posse.

Going undercover as the notorious "Waco Kid," U.S. Army Captain Jeff Packard manages to infiltrate a gang of gold-shipment thieves lead by nasty Walt Anderson. But Anderson and his gang are not the only troublemakers around: Packard must also contend with Geronimo and his Apache warriors, who are demanding guns in exchange for peace.

A newspaper reporter investigates the near-fatal shooting of a medical scientist.

A gangster is drafted into the Army and, soon realizing how wrong his life of crime has been, agrees to help the FBI break up a black market ring by pretending to have been kicked out of service and to have resumed his old life of crime.

Larry Clarke rides into the town of Mesa, Arizona, from Texas, where he has just sold his ranch. Several people call him "Ted Crockett",who supposedly has been dead for five years, and a bartender advises him to say he is Crockett, as he can aid the law abiding citizens that way. Both Red Grindy, leader of the town's badmen, and Sheriff Ben Adams are fooled by Larry's resemblence to Crockett, as is Crockett's young widow, Mary, until Larry convinces her his isn't. He finds that all of the Crockett cowhands, with the exception of Neal King, are systematically rustling Mary's cattle. Larry takes charge, sends to Texas for his riders and then brings to an end the reign of terror Grindy and his men have over the territory. Creased in the head by a gunshot, Larry is freed of his amnesia and turns out to actually be Ted Crockett.

A blackmail threat from an old prison buddy compels a man who has gone straight to consider yet another crime.

On the eve of his execution, a vice-rackets bigshot recalls his various exploits in crimes such as abortion and white slavery, in which he frequently operated under an alias.

Scientists assembled to prove their methods are effective in criminal investigation try to solve a series of murders.

A convict who has just escaped from Alcatraz Prison takes over a passenger ship. Two of the ship's crew hatch a plot to overpower him and rescue the ship's passengers.

Dishonorably discharged from the U.S. Marines after starting a barroom brawl that gets his leatherneck buddy "Tubby" Waters killed, hothead "Woody" Davis infiltrates a gang of Shanghai gunrunners to bring the culprit to justice.

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.

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

Sergeant “Pepper"” Anderson, an undercover cop for the Criminal Conspiracy Unit of the Los Angeles Police Department, poses undercover from mob girl to prostitute.

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.

Dempsey and Makepeace is a British television crime drama made by London Weekend Television for ITV, created and produced by Ranald Graham. The leading roles were played by Michael Brandon and Glynis Barber, who later married each other on 18 November 1989. The series combined elements of previous series such as the mis-matching of British and American crime-fighters from different classes as seen in The Persuaders! and the action of The Professionals.

A realistic glimpse into the daily lives of the officers and detectives at an urban police station.

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.

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.

Elijah Kane leads a hardcore undercover team of Seattle based cops who take on the local criminal element with a high-octane style of enforcement.

Just an ordinary boy from the Sofia suburbs becomes the first bulgarian undercover cop. Forced by his father when he was young to lie and cheat, Martin becomes the perfect liar. That skill, and also the hatred of the 'underworld' makes him the perfect match for a dangerous mission - to infiltrate the crime organisation of a rich and powerful businessman. While infiltrating and living in fear of being uncovered, Martin falls in love with the most inappropriate woman - Djaro's girlfriend, Suni. Just when he gains the trust of the mobsters, it appears that the real enemy is in the police. Martin is alone against all, facing difficult decisions.

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.

The day-to-day life of two unwilling partners of the Montreal Police Department, Officers Nick Barron and Ben Chartier. These two beat cops patrol the urban sprawl of downtown's 19th district, in cruiser No. 2. 19-2 is about the tensions and bonds that develop between two incompatible men of very different temperaments and life experiences. Over time, Nick and Ben's mistrust and antagonism for each other give way to moments of mutual respect and a wavering chance at a true partnership.

Family. It can be the most important thing in the world. And it can also be a massive pain in the arse. Undercover is a high stakes action comedy about Chris, a lonely, over analysing neurotic traffic police officer who finds himself hopelessly out of his depth when he infiltrates an Armenian crime family.

A hyper-noir story that follows a relentless femme fatale who, after being left for dead, sets out to take revenge against her brother and his bombastic gang of gear-heads.

In a small Michigan town where the business of incarceration is the only thriving industry, the McClusky family are the power brokers between the police, criminals, inmates, prison guards and politicians in a city completely dependent on prisons and the prisoners they contain.