A.S. Gefahr ist sein Geschäft

Glenn Hall runs a less-than-conventional detective. Her staff includes Roberta Young, a detective who goes to great lengths to get the job done; Manny Lott, the resident technology wiz; and Dana Plant, a former Santa Monica police detective.

After five years of service as a cop in San Francisco, Shunsaku Kudo becomes a private detective.

Rocky King, Inside Detective is an American television series broadcast on the DuMont Television Network on Sundays at 9pm ET from January 15, 1950 to December 26, 1954. This series was one of DuMont's most popular programs, and was a live crime series set in New York City. The show not only kept Roscoe Karns from retirement, but cast him opposite his son, Todd Karns. The DuMont offices and corridors were used as sets. At the end of each program, King would exchange telephone small talk with his unseen wife Mabel and, after hanging up, say to no one in particular, "Great girl, that Mabel".

Private detective Jack Carter is nothing if not eccentric: penniless, he lives, eats and sleeps at the office. When it comes to work, he accepts only those rare cases that intrigue him and leave other detectives mystified. No investigation is too strange or unusual to dishearten Carter.

Beautiful, intelligent, and ultra-sophisticated, Charlie's Angels are everything a man could dream of... and way more than they could ever handle! Receiving their orders via speaker phone from their never seen boss, Charlie, the Angels employ their incomparable sleuthing and combat skills, as well as their lethal feminine charm, to crack even the most seemingly insurmountable of cases.

A modern day version of the 1969 detective series about Private Investigator Jeff Randall, who is aided in cases by the ghost of his deceased partner Marty Hopkirk.

Snooper and Blabber is one of the three sequences from The Quick Draw McGraw Show. This show was produced by Hanna-Barbera between September 19, 1959 and October 20, 1962, and consists of 45 episodes.

Tropical Heat is a Canadian action series The plot revolves around private investigator, ex-DEA agent Nick Slaughter who after arriving in the fictional resort town of Key Mariah, Florida and setting up a detective agency there, met up with local tourist agent Sylvie Girard to solve a variety of different cases.

Thirteen years after the apocalyptic Second Civil War of America, the Republic of Texas emerges with a revolutionary justice system: the Watchmen. These unique figures serve as both detective and judge, dispatching their executioners to deliver the ultimate verdict to the guilty. Freshly recruited into this elite fold is Isabelle Montoya.

After being shot in the line of duty, Harry Orwell was forced to retire from the San Diego Police Department. To supplement his police pension, Harry runs a private detective agency out of his beach house... The series starred David Janssen and was executive produced by Jerry Thorpe.

Gestatten, mein Name ist Cox is a series of crime novels and audio dramas written by the German couple Rolf and Alexandra Becker, later also adapted to a television series and a movie. The series chronicle the adventures of Paul Cox, a professional gambler in London, with a tendency to get involved in intricate murder mysteries, where he often ends up as the main suspect and has to evade police and solve the crime to clear his name. He's aided in all his adventures by his friend Thomas Richardson, a private detective.

Two lovable idiot "private detectives" (or at least, that's their cover story —more like gangsters) try to make ends meet on the mean streets of Tokyo.

From England to Egypt, accompanied by his elegant and trustworthy sidekicks, the intelligent yet eccentrically-refined Belgian detective Hercule Poirot pits his wits against a collection of first class deceptions.

Michael Shayne is an American detective television series starring Richard Denning that aired on NBC from September 30, 1960 to May 19, 1961.

Sherlock Holmes uses his abilities to take on cases by private clients and those that the Scotland Yard are unable to solve, along with his friend Dr. Watson.

Randall and Hopkirk (Deceased) is a British private detective television series. In the initial episode Hopkirk is murdered during an investigation, but returns as a ghost. Randall is the only main character able to see or hear him, although certain minor characters are also able to do so in various circumstances throughout the series.

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.

Gabriel's Fire is an American television series that ran on ABC in the USA in 1990–1991. A revamped version of the series, entitled Pros and Cons, aired briefly the following season.

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.

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".