It's Dark Outside (1964)

NYPD Detective Danny Reagan takes a job with the Boston PD and is paired with Detective Lena Silver, part of a law enforcement family comprised of District Attorney Mae Silver, Police Superintendent Sarah Silver, rookie cop Jonah Silver and Rev. Edwin Peters. Reagan hopes to reconnect with his son, Sean, in Boston.

Bosch is now making a living as a private investigator two years after he quit the LAPD and finds himself working with one time enemy and top-notch attorney Honey “Money” Chandler. Meanwhile, Bosch's daughter Maddie is venturing into the world of the LAPD.

Baretta is an American detective television series which ran on ABC from 1975 to 1978. The show was a milder version of a successful 1973–74 ABC series, Toma, starring Tony Musante as chameleon-like, real-life New Jersey police officer David Toma. While popular, Toma received intense criticism at the time for its realistic and frequent depiction of police and criminal violence. When Musante left the series after a single season, the concept was retooled as Baretta, with Robert Blake in the title role.

Tommy Egan leaves New York behind and plans to take on Chicago, using his outsider status to break all the local rules and rewrite them on his quest to become the biggest drug dealer in the city.

A thrilling drama based on the novels by Peter Robinson. Stephen Tompkinson and Andrea Lowe star as the tenacious and stubborn Chief Inspector Alan Banks and the feisty and headstrong Detective Sergeant Annie Cabbot.

Once a powerful lawyer, Billy McBride is now burned out and washed up, spending more time in a bar than a courtroom. When he reluctantly agrees to pursue a wrongful death lawsuit against the biggest client of Cooperman & McBride, the massive law firm he helped create, Billy and his ragtag team uncover a vast and deadly conspiracy, pitting them all in a life or death trial against the ultimate Goliath.

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

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.

Brighton based Detective Superintendent Roy Grace is a hard-working police officer who has given his life to the job, but his career is currently at rock bottom. He’s fixated by the disappearance of his beloved wife, Sandy, and running enquiries into long forgotten cold cases with little prospect of success. Following another reprimand for his unorthodox police methods, Grace is walking a career tightrope and risks being moved from the job he loves most.

DS Barbara Havers is assigned to work with the upper-crust DI Thomas Lynley to solve murders.