An unassuming mystery writer turned sleuth uses her professional insight to help solve real-life homicide cases.

The Hardy Boys/Nancy Drew Mysteries is a television series which aired for three seasons on ABC. The series starred Parker Stevenson and Shaun Cassidy as amateur sleuth brothers Frank and Joe Hardy, respectively, and Pamela Sue Martin as girl detective Nancy Drew.

The Hardy Boys/Nancy Drew Mysteries was unusual in that it often dealt with the characters individually, in an almost anthological style. That is, some episodes featured only the Hardy Boys and others only Nancy Drew.

Wealthy couple Jonathan and Jennifer Hart, a self-made millionaire and his journalist wife, moonlight as amateur detectives.

The Adventures of Shirley Holmes is a Canadian mystery TV series that originally aired from 1997 to 2000. The show was created by Ellis Iddon and Phil Meagher who had produced a successful series of books with Harper Collins, teaming up with Credo and Forefront to develop the TV series. Filmed in Winnipeg, Manitoba, the series follows the life of Shirley Holmes, the great grand-niece of Sherlock Holmes who, with the help of ex-gang member Bo Sawchuk, tackles a variety of mysteries in and around the fictional Canadian city of Redington. On some occasions, she found herself matching wits with archnemesis Molly Hardy.

The show has been broadcast in over 80 countries and has been dubbed in French, Spanish, Italian, Portuguese, German, Norwegian, Polish and Turkish.

Her performance in the show led to actress Meredith Henderson being nominated for a Gemini Award in 1998 and winning one in 1999. The show itself was twice nominated for a Gemini Award in the category "Best Children's or Youth Program or Series" in 1998 and eventually won it in 1999. In the spring of 1998 Susin Nielsen won a Gemini Award in the category "Best Writing in a Children's or Youth Program" for her screenplay of the episode "The Case of the Burning Building". In the same year, Elizabeth Stewart won a WGC Award from the Writers Guild of Canada for her writing of the episode "The Case of the Maestro's Ghost".

Father Brown is based on G. K. Chesterton's detective stories about a Catholic priest who doubles as an amateur detective in order to try and solve mysteries.

Instead of spending her golden years lying down, the indomitable Hetty Wainthropp found her calling late in life. Combining common sense, her husband, and her pocketbook, this senior sleuth takes on all the cases the police deem too minor.

Burnt out on office politics, Agatha Raisin retires early to a picturesque village in the Cotswolds and soon finds a second career as an amateur detective investigating mischief, mayhem, and murder in her deceptively quaint town.

Chip and Dale head a small, eccentric group of animal characters who monitor not only the human world, but the animal community as well, solving mysteries wherever they may be. The "Rescue Rangers" take the cases that fall through the cracks.

Mike Tyson is taking the fight from the boxing ring to the streets … by solving mysteries! Aided by the Mike Tyson Mystery Team — the Ghost of the Marquess of Queensberry, Mike’s adopted Korean daughter and a pigeon who was once a man — Mike Tyson will answer any plea sent to him.

Oreki Houtarou is a minimalistic high school boy. One day, he joins the Classic Literature Club at his elder sister's request. There he meets Chitanda Eru, Fukube Satoshi, and Ibara Mayaka. Chitanda is a calm beautiful girl but she turns into an embodiment of curiosity once she says, "I'm curious." Fukube is a smiling boy with a fantastic memory who calls himself a database. Ibara is a short girl and is strict with others and herself. They begin to investigate a case that occurred 45 years ago. Hints of the mystery are buried in an old collection of works of the former members of Classics Club. The collection is titled "Hyouka."

Buford and the Galloping Ghost is an American Saturday morning animated series produced by Hanna-Barbera Productions which aired on NBC from February 3, 1979 to September 1, 1979 on NBC. It contained the following two 15-minute segments:

⁕The Buford Files

⁕The Galloping Ghost

The Buford Files and The Galloping Ghost originally aired as separate segments on Yogi's Space Race from September 9, 1978 to January 27, 1979 on NBC. Following the cancellation of Yogi's Space Race, both segments were repackaged as one half-hour show.

Kindaichi Hajime is a high school student and a private detective with an IQ of 180. He solves murder cases that are riddled with difficult clues. Kindaichi Hajime works with his childhood friend Nanase Miyuki and Kenmochi Isamu. Kenmochi Isamu is now the chief inspector of the Tokyo Metropolitan Police Department.

Mr. & Mrs. North is an American comedy/mystery television series that aired on CBS from October 3, 1952 to May 25, 1954. The series centers on Jerry North, a mystery magazine publisher who thinks he is a good amateur detective, and his wife, Pamela, as they solve crimes in New York City.

Sir Arthur Conan Doyle, Harry Houdini and Stratton are tasked with the cases that nobody else can solve. It challenges their sense of what is real and what is not. Houdini is a skeptic, while Doyle believes in the unseen. Their diverse viewpoints make solving crime a challenge and often Stratton is put in the middle. The trio will take on cases that involve vampires, ghosts, monsters and poltergeists…or are they a ruse to conceal murder?

A group of online justice seekers track down a guy who posted a video of him killing kittens.

When a handful of grain is found in the pocket of a murdered businessman, Miss Marple seeks a murderer with a penchant for nursery rhymes.

Charlie and Nicola Buchanan are crime scene cleaners whose unique quirks and talents solve the most baffling murder mysteries.

The residents of a quiet English village begin to receive nasty, threatening letters. The wife of the local vicar calls in her friend Miss Marple to investigate.

An exploration of the case of the Golden State Killer who terrorized California in the 1970s and 1980s, committing 50 sexual assaults and 10 murders, and true crime author Michelle McNamara's obsessive quest to find justice on behalf of his victims.