The Law & Harry McGraw

Stu Bailey and Jeff Spencer are the wisecracking, womanizing private-detective heroes of this Warner Brothers drama. They work out of an office located at 77 Sunset Strip in Los Angeles, California, right next door to a snazzy restaurant where Kookie works as a valet. The finger-snapping, slang-talking Kookie occasionally helps Stu and Jeff with their cases, and eventually becomes a full-fledged member of the detective agency. Rex Randolph and J.R. Hale also join the firm, and Suzanne is their leggy secretary.

Frank Hathaway, a hardboiled private investigator, and his rookie sidekick Lu Shakespeare form the unlikeliest of partnerships as they investigate the secrets of rural Warwickshire's residents.

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.

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.

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

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.

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.

In the fictional town of Neptune, California, student Veronica Mars progresses from high school to college while moonlighting as a private investigator under the tutelage of her detective father.

A recently retired English professor discovers a real knack for investigation and cannot help but interfere with the cases assigned to her police detective son.

Private detective Mike Hammer hunts down criminals on the mean streets of New York City.

Mystery and suspense series based on Robert Parker's "Spenser" novels. Spenser, a private investigator living in Boston, gets involved in a new murder mystery each episode.

Cranky but likable L.A. PI Jim Rockford pulls no punches (but takes plenty of them). An ex-con sent to the slammer for a crime he didn't commit, Rockford takes on cases others don't want, aided by his tough old man, his lawyer girlfriend and some shady associates from his past.

Set in 1932 Los Angeles, the series focuses on the origin story of famed defense lawyer Perry Mason. Living check-to-check as a low-rent private investigator, Mason is haunted by his wartime experiences in France and suffering the effects of a broken marriage. L.A. is booming while the rest of the country recovers from the Great Depression — but a kidnapping gone very wrong leads to Mason exposing a fractured city as he uncovers the truth of the crime.

The cases of master criminal defense attorney Perry Mason and his staff who handled the most difficult of cases in the aid of the innocent.

Rumpole of the Bailey is a British television series created and written by the British writer and barrister John Mortimer. It stars Leo McKern as Horace Rumpole, an aging London barrister who defends any and all clients, and has been spun off into a series of short stories, novels, and radio programmes.