Tenspeed and Brown Shoe

Adrian Monk was once a rising star with the San Francisco Police Department, legendary for using unconventional means to solve the department's most baffling cases. But after the tragic (and still unsolved) murder of his wife Trudy, he developed an extreme case of obsessive-compulsive disorder. Now working as a private consultant, Monk continues to investigate cases in the most unconventional ways.

Cassie & Co. is an American drama series starring Angie Dickinson that aired on NBC in 1982.

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

Surfside 6 was an ABC television series which aired from 1960 to 1962. The show centered on a Miami Beach detective agency set on a houseboat and featured Troy Donahue as Sandy Winfield II; Van Williams as Kenny Madison; and Lee Patterson as Dave Thorne. Diane McBain co-starred as socialite Daphne Dutton, whose yacht was berthed next to their houseboat. Margarita Sierra also had a supporting role as Cha Cha O'Brien, an entertainer who worked at The Boom Boom Room, a popular Miami Beach hangout at the Fontainebleau Hotel, directly across the street from Surfside 6. Surfside 6 was in fact a real address in Miami Beach, where an unrelated houseboat was moored at the time; it can also be seen in the sweeping aerial establishing shot of the Fontainebleu in 1964's Goldfinger.

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

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.

Detective Mike Hammer uses his savvy grit against deceptive enemies in Southern California.

Hafendetektiv

Mystery Girls follows two former detective TV show starlets brought back together by a real-life mystery. Charlie Contour is a suburban housewife and mother, while Holly Hamilton longs for her glory days in the 90's when she was on television. Both of their lives are disrupted when Nick, a witness to a crime and a ‘Mystery Girls' fanatic, will only speak to the infamous duo, and the former friends must reunite and put their TV crime-solving skills to the test.

Jonathan Ames, a young Brooklyn writer, is feeling lost. He's just gone through a painful break-up, thanks in part to his drinking, can't write his second novel, and carouses too much with his magazine editor. Rather than face reality, Jonathan turns instead to his fantasies — moonlighting as a private detective — because he wants to be a hero and a man of action.

Jake Doyle and his ex-cop father, Malachy, run a Newfoundland detective agency. Their rugged seaside town never lacks for intriguing cases, and the Doyles don't always land on the right side of the law.

Banacek is an American detective TV series starring George Peppard that aired on the NBC network from 1972 to 1974. The series was part of the rotating NBC Wednesday Mystery Movie anthology. It alternated in its time slot with several other shows but was the only one to last beyond its first season.

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.

Together with Cornfed, his portly, porcine partner in crime solving, this defective detective amazingly manages to solve crimes and be a single parent to his hilariously dysfunctional sons at the same time.

Lukas

After being duped and going bankrupt, model Maddie is convinced by David to become a partner in a detective agency. Together they solve various cases, while getting comfortable with each other.

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

Brothers work as private investigators.

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.

An enigmatic private detective struggles with personal demons as he investigates the disappearance of a Hollywood producer's beloved granddaughter.