The Law & Harry McGraw (1987)

Peter Gunn is an American private eye television series. Filmed in a film noir atmosphere and featuring Henry Mancini music that could tell you the action with your eyes closed, Peter Gunn worked in style. Known as Pete to his friends and simply as Gunn to his enemies, he did his job in a calm cool way.

Two unlicensed Swedish private investigators try to make a living in Los Angeles.

Ex-con photographer RJ Decker becomes a PI in South Florida, solving strange cases with help from his journalist ex, her cop wife, and an enigmatic woman from his past who may help or destroy him.

Genius detective Nero Wolfe and his right-hand man, Archie Goodwin, solve seemingly impossible crimes.

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.

Vega$ is an American detective television drama series that aired on ABC between 1978 and 1981. It was produced by Aaron Spelling. The series was filmed in its entirety in Las Vegas, Nevada. It is believed to be the first television series produced entirely in Las Vegas. The show stars Robert Urich as private detective Dan Tanna, who drove around the streets of Las Vegas in a red 1957 Ford Thunderbird solving crimes and making Las Vegas a better place for residents and tourists alike.

Barnaby Jones is a television detective series starring Buddy Ebsen and Lee Meriwether as father- and daughter-in-law who run a private detective firm in Los Angeles. The show ran on CBS from January 28, 1973 to April 3, 1980, beginning as a midseason replacement. William Conrad guest starred as Frank Cannon of Cannon on the first episode of Barnaby Jones, "Requiem for a Son" and the two series had a two-part crossover episode in 1975, "The Deadly Conspiracy".

Jake and the Fatman is a television crime drama starring William Conrad as prosecutor J. L. "Fatman" McCabe and Joe Penny as investigator Jake Styles. The series ran on CBS for five seasons from 1987 to 1992. Diagnosis: Murder was a spin-off of this series.

After her successful career in Chicago, Elsbeth Tascioni, an astute but unconventional attorney, utilizes her singular point of view to make unique observations and corner brilliant criminals alongside the NYPD.

Jack Irish is a man getting his life back together again. A former criminal lawyer whose world imploded, he now spends his days as a part-time investigator, debt collector, apprentice cabinet maker, punter and sometime lover – the complete man really. An expert in finding those who don’t want to be found – dead or alive, Jack helps out his mates while avoiding the past. That is until the past finds him.