Follows the cases of a dedicated Los Angeles police detective, Sergeant Joe Friday, and his partners. The show takes its name from the police term "dragnet", meaning a system of coordinated measures for apprehending criminals or suspects.

After a car crash, police detective Sam Tyler mysteriously finds himself transported back to 1973 and still working as a detective.

Forever Knight is a Canadian television series about Nick Knight, an 800-year-old vampire working as a police detective in modern day Toronto. Wracked with guilt for centuries of killing others, he seeks redemption by working as a homicide detective on the night shift while struggling to find a way to become human again. The series premiered on May 5, 1992 and concluded with the third season finale on May 17, 1996.

Sledge Hammer! is an American satirical police sitcom produced by New World Television that ran for two seasons on ABC from 1986 to 1988. The series was created by Alan Spencer and stars David Rasche as Inspector Sledge Hammer, a preposterous caricature of the standard "cop on the edge" character. Al Jean and Mike Reiss, best known for their work on The Simpsons, wrote for the show and worked as story editors.

In cases ripped from the headlines, police investigate serious and often deadly crimes, weighing the evidence and questioning the suspects until someone is taken into custody. The district attorney's office then builds a case to convict the perpetrator by proving the person guilty beyond a reasonable doubt. Working together, these expert teams navigate all sides of the complex criminal justice system to make New York a safer place.

Inspired by actual cases and experiences, Numb3rs depicts the confluence of police work and mathematics in solving crime as an FBI agent recruits his mathematical genius brother to help solve a wide range of challenging crimes in Los Angeles from a very different perspective.

The peacefulness of the Midsomer community is shattered by violent crimes, suspects are placed under suspicion, and it is up to a veteran DCI and his young sergeant to calmly and diligently eliminate the innocent and ruthlessly pursue the guilty.

Wycliffe is a British television series, based on W. J. Burley's novels about Detective Superintendent Charles Wycliffe. It was produced by HTV and broadcast on the ITV Network, following a pilot episode on 7 August 1993, between 24 July 1994 and 5 July 1998. The series was filmed in Cornwall, with a production office in Truro. Music for the series was composed by Nigel Hess and was awarded the Royal Television Society award for the best television theme. Wycliffe is played by Jack Shepherd, assisted by DI Doug Kersey and DI Lucy Lane. Each episode deals with a murder investigation. In the early series, the stories are adapted from Burley's books and are in classic whodunit style, often with quirky characters and plot elements. In later seasons, the tone becomes more naturalistic and there is more emphasis on internal politics within the police.

Detective Charlie Hudson teams up with what he calls his "highly trained law enforcement animal" German Shepherd dog named Rex who he prefers to team up with because he doesn't talk his ear off.

In the Heat of the Night is an American television series based on the motion picture and novel of the same name starring Carroll O'Connor as the white police chief William Gillespie, and Howard Rollins as the African-American police detective Virgil Tibbs. It was broadcast on NBC from 1988 until 1992, and then on CBS until 1995. Its executive producers were Fred Silverman, Juanita Bartlett and Carroll O'Connor. TGG Direct released the first season of the series to DVD on August 28, 2012.

Columbo is a friendly, verbose, disheveled-looking police detective who is consistently underestimated by his suspects. Despite his unprepossessing appearance and apparent absentmindedness, he shrewdly solves all of his cases and secures all evidence needed for indictment. His formidable eye for detail and meticulously dedicated approach often become clear to the killer only late in the storyline.

Told from the points of view of both the Baltimore homicide and narcotics detectives and their targets, the series captures a universe in which the national war on drugs has become a permanent, self-sustaining bureaucracy, and distinctions between good and evil are routinely obliterated.

Deputy Police Chief Brenda Leigh Johnson transfers from Atlanta to LA to head up a special unit of the LAPD that handles sensitive, high-profile murder cases. Johnson's quirky personality and hard-nosed approach often rubs her colleagues the wrong way, but her reputation as one of the world's best interrogator eventually wins over even her toughest critics.

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.

The story of an inner-city Los Angeles police precinct where some of the cops aren't above breaking the rules or working against their associates to both keep the streets safe and their self-interests intact.

A dark psychological crime drama starring Idris Elba as Luther, a man struggling with his own terrible demons, who might be as dangerous as the depraved murderers he hunts.

The murder of a young boy in a small coastal town brings a media frenzy, which threatens to tear the community apart.

A Las Vegas team of forensic investigators are trained to solve criminal cases by scouring the crime scene, collecting irrefutable evidence and finding the missing pieces that solve the mystery.