The Scottish Hebrides - Inspector Torquil McKinnon has returned to the remote Scottish island of West Uist to devastating news. His closest friend, Constable Ewan McPhee, is missing, presumed dead. When more bodies are found in suspicious circumstances, it is clear a serial killer is at large. Tensions are high, and paranoia is rife. 

The Scottish Hebrides. A strange group of people have descended on the small island of West Uist. Camped out in the grounds of the Castle, they are preparing to celebrate the summer solstice. Museum curator Finley McNab becomes suspicious of the cultlike group, and when he challenges them it seems his investigations could be deadly. Inspector Torquil McKinnon is called in to keep an eye on the group. Are they innocent pagan worshippers, or is something more sinister going on behind the scenes? As the day of the solstice draws ever nearer, whispers of murder are on the horizon....

Fresh from a high-profile case in the Paris fashion world, elite forensic psychologist and criminal profiler Dr Alexander Gregory receives a call from the New York State Homicide Squad. The wife of a notorious criminal has been admitted to a private psychiatric hospital and can no longer testify in his upcoming trial. Without her, their case will collapse, but amid reports that the staff are as unpredictable as their patients, who can the police trust? 

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 badly decomposed body is discovered during an archaeological dig on the Sedgemoor battlefield, Avon and Somerset police are notified immediately. The remains are recent, and Detective Chief Inspector Peter Lewis knows exactly who they have found. A single stab wound from a curved blade implicates convicted serial killer Daniel Parker, who Lewis arrested fifteen years ago.

When a murderer leaves a familiar pink scarf as his calling card, Detective Chief Inspector Whitney Walker is forced to dig into a cold case, not sure if she's looking for a killer or a copycat. With a growing pile of bodies, and no clues, she turns to forensic psychologist Dr. Georgina Cavendish despite their relationship being at an all-time low. Can they overcome the bad blood between them to solve the unsolvable?

The body of Amos Price lies in a pool of blood on the polished floor of an otherwise empty house. With no signs of a break in and no clues left at the scene, Detective Jenna Alton is at a loss. But as the team begins to unpick the life of the reclusive victim, they discover a disturbing link between Amos and the disappearance of several young girls in the county going back years.

After a busy year fighting crime, DCI Ryan and his team of murder detectives are enjoying a festive season of goodwill, mulled wine and, in the case of DS Phillips, a stottie cake or two - that is, until a freak snowstorm forces their car off the main road and into the remote heart of Northumberland. Their Christmas spirit is soon tested when they’re forced to find shelter inside England’s most haunted castle, where they’re the uninvited guests at a ‘Candlelit Ghost Hunt’. It’s all fun and games - until one of the guests is murdered. 

When a body is found on a lonely cliff top path, the angelic face of a murdered teenager lies facing the rising sun. Strangled by the hands of an unknown killer, it falls to DI Tom Janssen and his fledgling team to find out how she came to be there. Destined for a career in medicine, one to rival that of her parents, Holly Bettany’s future was as bright as it had been privileged. Seemingly, all that could threaten this promising teenager’s life was Holly herself.

When the body of an old man is found lying in the ruins of St Benet’s Abbey, his throat cut, a knife resting in his open hand, DI John Tanner and DC Jenny Evans are given no choice but to accept a ruling of death by misadventure. But when the body goes missing from its tomb, after a priest is found nailed to a cross, and another impaled on a stake, everything begins to point back to the murder of a teenage girl, thrown from the top of a church tower, some 43 years before.

In the quiet coastal town of Weston-super-Mare, a body is discovered at the foot of a cliff just months after a near-identical tragedy - and Detective Inspector Louise Blackwell can't believe it could be a coincidence. Next to the body, she discovers a note that echoes one found beside the first: Death is not the end. Louise is certain that behind these desperate acts someone is pulling the strings, but how many more will plunge to their demise before she can find out who - and why?

After an elite criminal profiling unit is shut down amid a storm of scandal and mismanagement, only one person emerges unscathed. Forensic psychiatrist Doctor Alexander Gregory has a reputation for being able to step inside the darkest minds to uncover whatever secrets lie hidden there, and soon enough he finds himself drawn into the murky world of murder investigation. In the beautiful hills of County Mayo, Ireland, a killer is on the loose. Panic has a stranglehold on its rural community, and the Garda are running out of time. 

It’s winter in Black Rock Falls, and as tourists flock to the small town to take in the snowy mountain peaks, one visitor makes a sickening discovery. The frozen body of a young woman hangs from a tree on the outskirts of town. Detective Jenna Alton is called in to investigate. Jenna’s stomach turns as she surveys the ice-cold remains, and she’s soon alerted to similar burial sites nearby. With no missing persons reported, Jenna and her deputy, David Kane, fear Black Rock Falls is being used as a dumping ground for bodies. 

After uncovering a fresh wave of corruption within the ranks of Northumbria CID, Detective Chief Inspector Ryan was looking forward to an uneventful summer. But, when a young woman is shot dead on the remote army ranges of the Northumberland National Park, Ryan is called in to investigate. Meanwhile, violent crimes are being committed across sites of historic importance in the North East, the perpetrator leaving only a graffitied symbol as their calling card. As the body count rises, Ryan and his team must unravel the mystery behind its meaning - before it's too late....

When an old man is burned alive in a sleepy ex-mining village, Detective Chief Inspector Ryan is called in to investigate. He soon discovers that, beneath the facade of a close-knit community, the burn from decades-old betrayal still smoulders. When everyone had a motive, can he unravel the secrets of the past before the killer strikes again? Meanwhile, back at Northumbria CID, trouble is brewing with rumours of a mole in Ryan’s department. With everyone under suspicion, can he count on anybody but himself?