Unforgotten (2015)

Marcella is shocked to the core of her being when her husband Jason leaves her unexpectedly, confessing he no longer loves her. Heartbroken, Marcella returns to the Met’s Murder Squad. Ten years ago Marcella gave up her fast-tracked police career to marry and devote her life to her family. With the abrupt end to her marriage and isolated from her 13 year old daughter and 10 year old son, Marcella throws herself into work to stop herself from falling apart.

A detective team apply new techniques to old crimes as they solve cold cases.

Above Suspicion is a British crime drama programme starring Kelly Reilly as Anna Travis, a rookie detective determined to prove herself in the male-dominated police department by solving a trail of gruesome murders left by an unknown serial killer. Each series is based on a novel by Lynda La Plante: Above Suspicion (2009), The Red Dahlia (2010), Deadly Intent (2011), and Silent Scream (2012).

A dark psychological crime drama starring Idris Elba as Luther, a man struggling with his own terrible demons, who might be as dangerous as the depraved murderers he hunts.

A war veteran turned private detective operates out of a tiny office in London’s Denmark Street. Although wounded both physically and psychologically, his unique insight and background as a military police investigator prove crucial in solving complex crimes that have baffled the police. Based on the bestselling novels written by J.K. Rowling under the pseudonym Robert Galbraith.

Highly skilled Detective Inspector Jane Tennison battles to prove herself in a male dominated world.

A modern update finds the famous sleuth and his doctor partner solving crime in 21st century London.

A recent widower and acclaimed poet, enigmatic Inspector Adam Dalgliesh employs his exceptional empathy and insight to plumb the darker depths of the human psyche while investigating complex crimes in 1970s England.

A team of Vancouver investigators, led by homicide detective Angie Flynn, sets out to uncover the motive of each puzzling murder by discovering the killer's connection to the victim. Viewers get a glimpse of the killer before and after the crime is committed.

In the heart of London, an anonymous phone call draws two brilliant detectives—a young woman in the early stages of her career and a well-connected man determined to protect his legacy—into a fight to correct an old miscarriage of justice.

Inspector Morse is a detective drama based on Colin Dexter's series of Chief Inspector Morse novels. The series starred John Thaw as Chief Inspector Morse and Kevin Whately as Sergeant Lewis, as well as a large cast of notable actors and actresses.

The Philadelphia homicide squad's lone female detective finds her calling when she is assigned cases that have never been solved. Detective Lilly Rush combines her natural instincts with the updated technology available today to bring about justice for all the victims she can.

Sherlock Holmes faces a sinister case risking friends' lives. American Amelia joins, seeking her father after her mother's murder. Despite differences, they solve a conspiracy and her mother's case.

A brash but brilliant cop becomes head of a new police department, where he leads an unlikely team of misfits in solving Edinburgh's cold cases.

Taggart is a Scottish detective television program. The series revolves around a group of detectives initially in the Maryhill CID of Strathclyde Police, though various storylines have happened in other parts of the Greater Glasgow area, and as of the most recent series the team have operated out of the fictional John Street police station across the street from the City Chambers.

Harry Bosch, an LAPD homicide detective, stands trial for the fatal shooting of a serial murder suspect. A cold case involving the remains of a missing boy forces Bosch to confront his past. As daring recruit Julia Brasher catches his eye and departmental politics heat up, Bosch will pursue justice at all costs.

When an officer with the Department of Homeland Security is murdered in broad daylight, LAPD detective Mark Meachum is recruited to a secret task force, alongside undercover agents from all branches of law enforcement, to investigate. But the hunt for the killer soon uncovers a plot far more sinister than anyone could have imagined, kicking off a race against time to save a city of millions.

A Las Vegas team of forensic investigators are trained to solve criminal cases by scouring the crime scene, collecting irrefutable evidence and finding the missing pieces that solve the mystery.