When a girl’s body is found strangled, raped, and horrifically mutilated by a boat’s propeller, deep in the heart of the Norfolk Broads, newly arrived Detective Inspector John Tanner is asked to assist with the investigation. At first, all the evidence points to a man who had a multi-million-pound reason to kill her. But when an alibi is produced from an unexpected source, and another body appears at the base of a slipway, Tanner finds himself turning to local girl Detective Constable Jenny Evans for help.

When the body of a local artist is found mutilated inside a five-pointed star, DCI Tanner’s attention turns to the disciples of a Satanic cult. But when the man's body is discovered to be the cult’s leader, Tanner's interest is soon drawn to his will, and the five beneficiaries who’ve been named in it.

There's a serial killer targeting the streets of Newcastle, seemingly picking his victims at random but subjecting them all to the same torturous end. When the Chief Inspector on the case goes missing, it falls on DCI Ryan to track down the man who is brutally murdering women and goading the police to 'catch me if you can'. As everyone becomes a suspect, Ryan and his team get drawn further and further into the case, but for Ryan the nightmare gets closer to home than he could ever have imagined.

Detective Chief Inspector Harry Grimm is forced to take leave from Bristol’s Major Investigations Team when his boss, tired of Harry chasing the ghost of his murderous father, sends him north on secondment. Used to city life and high stress, Harry fears his life will now be spent handing out speeding tickets, finding lost sheep, and directing tourists. But when a local teenager runs away, Harry finds himself pulled into an investigation much worse than anyone could have ever expected.

DI Zoe Finch has a lot on her plate. New job, new team, new county. And on day one, she’s plunged straight into a murder investigation. Zoe has to hit the ground running. She needs to manage a new team with its fair share of challenges, get to grips with a new boss who might not be all she seems, and worry about her reputation following her north to Cumbria. Can she settle in quickly enough to solve the murder and quell local tensions, as well as coping with an unfamiliar environment?

Criminologist Martin Knight lives a gilded life and is a thorn in the side of the police. But then his wife, Liz, goes missing. There is no good explanation and no sign of Martin.... To make things worse, Liz is the ex-girlfriend of DCI Craig Gillard who is drawn into the investigation. Is it just a missing person or something worse? And what relevance do the events around the shocking Girl F case, so taken up by Knight, have to do with the present? The truth is darker than you could ever have imagined.

When a landslip on Pembrokeshire’s stunning coastal path reveals the harrowing remains of two bodies, ex-DCI Evan Warlow’s quiet retirement is shattered.

A family is gunned down in the snow, but one of the children survives. Three years on, that child takes revenge, and the Snow Killer is born. But then, nothing - no further crimes are committed, and the case goes cold. 50 years later, has the urge to kill been reawakened? As murder follows murder, the detective team tasked with solving the crimes struggle with the lack of leads. It’s a race against time and the weather - each time it snows, another person dies.

Met cop DI Rob Marshall is hot on the trail of the serial killer known as the Chameleon, who has abducted, tortured and killed a series of young women in Northwest London. As they close in, the Chameleon—who switches identity to get close to his victims—shoots Marshall’s partner and escapes.

One morning Gwen Thomas takes a short walk with her Siberian husky in the outskirts of the Welsh town she calls home. She is drawn to a desolate area where, some 20 years ago as a teenager, she was brutally attacked and her friend killed. Disorientated by a sudden rush of memories, she has a fall. Later, recovering in hospital, she begins to recollect the events that led up to her friend’s death.

A woman is found in a local cemetery, crushed to death under a gravestone. A production company is there, filming the remake of a classic sci-fi TV show on the grounds, making the investigation more difficult for DCI Harry McNeil. It's his first day in charge of the cold case unit in Edinburgh. After spending four years in Professional Standards, he has little choice but to take the promotion.

When Victoria Davies was pushed off her stately home's roof in 2001, all evidence pointed to her husband Michael. But now, 20 years later a letter has appeared, written by Victoria before her death; a letter that was never received, and a letter that brings new suspects into the fray; Labor MPs Shaun Donnal, Andrew MacIntyre, and Charles Baker.

Hogmanay. New Year's Eve. A dead teenager, another missing. One hell of a case. Meet DS Vicky Dodds. Settling down for a nice Hogmanay with her daughter and her best friend, a phone call pulls DS Vicky Dodds into work and to a deadly new case. A teenage girl, her body cooling in a cold, dark supermarket car park. Found next to her friend’s car, but the driver’s missing too — has the killer taken her? Or is she the killer?

When a violent summer storm hits the Lincolnshire Wolds, the tiny village of Bag Enderby falls foul of the devastating deluge. Homes are flooded, fallen trees lie across the winding lanes, and in one picturesque valley, a terrible secret is unearthed – a woman’s body is discovered floating among the debris.

When a woman plunges to her death from Edinburgh's iconic Scott Monument, crime reporter Doug McGregor is sent to chase the story behind the shock. But Doug is juggling more than headlines—he's also on the hunt for a notorious rapist, newly unmasked and lurking somewhere close to home. Teaming up with his trusted police contact, DS Susie Drummond, Doug uncovers a chilling connection: the victim was the daughter of a high-ranking Member of the Scottish Parliament.