Shows like Forever Knight

Ambitious young cops try to prove themselves in their high-stakes careers, in which the smallest mistake can have deadly consequences. At the core of the close-knit group is perfectionist Andy McNally, whose father was a homicide detective before he burned out on the job. The series follows Andy and her four colleagues -- Dov Epstein, Gail Peck, Traci Nash and Chris Diaz -- as they experience the trials, triumphs and tribulations of police work, as well as its effect on their personal lives.

Brimstone is a short-lived Fox television series, featuring a dead police detective whose mission is to return to Hell 113 spirits who have escaped to Earth. The series ran for only one partial season. Since cancellation, Brimstone reruns have aired on Syfy in the United States from the summer of 1999 onward. The reruns have no set schedule, but are usually aired in marathons during the channel's seasonal events like "Creatureland", "Inhumanland" and "the 31 Days of Halloween". Chiller also began airing reruns, on July 28, 2007. It currently airs in sporadic weekday marathons, like Syfy, and has no set airing schedule.

A Victorian-era Toronto detective uses then-cutting edge forensic techniques to solve crimes, with the assistance of a female coroner who is also struggling for recognition in the face of tradition, based on the books by Maureen Jennings.

Nancy Drew makes plans to leave her hometown for college, but finds herself drawn into a supernatural murder mystery instead.

Jenny Cooper investigates unexplained or sudden deaths in the city of Toronto. Fierce and quick-witted, Jenny is a newly-widowed single mother with secrets of her own to unearth.

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".

Mick St. John is a captivating, charming and immortal private investigator from Los Angeles, who defies the traditional blood-sucking norms of his vampire tendencies by using his wit and powerful supernatural abilities to help the living.

Baretta is an American detective television series which ran on ABC from 1975 to 1978. The show was a milder version of a successful 1973–74 ABC series, Toma, starring Tony Musante as chameleon-like, real-life New Jersey police officer David Toma. While popular, Toma received intense criticism at the time for its realistic and frequent depiction of police and criminal violence. When Musante left the series after a single season, the concept was retooled as Baretta, with Robert Blake in the title role.

The early days of a young Endeavour Morse, whose experiences as a detective constable with the Oxford City Police will ultimately shape his future.

Murder in Suburbia was a British detective drama that ran for two series in 2004 and 2005. Detective Inspector Kate Ashurst, a graduate of a posh girls' academy, has a sharp, analytical mind; her working-class partner, Detective Sergeant Emma Scribbins, relies on her instincts. Together this sassy, sexy investigative team uncovers the dark urges behind suburban Middleford's placid façade.

DI Tom Thorne finds himself dragged back into the nightmares of his past as he races against time to find a serial killer who carries out unusual attacks on young women.

DS Barbara Havers is assigned to work with the upper-crust DI Thomas Lynley to solve murders.