A young woman is brutally attacked on her way home. It looks like she was the victim of a jilted—and twisted—ex-lover. But then two more women, also engaged to be married, are found dead. The press call the killer the "Surrey Stalker". And there’s a stack of similar cold case files. The pressure is on for young, ambitious DI Rob Miller. But with all the time he’s spending at the office, Rob’s also running a fine line trying to keep his fiancée, Yvette, onside as they try to plan their wedding.

Meet Detective Inspector Andy Horton. It’s his second day back in Portsmouth’s CID and things aren’t going well. Eight months ago, Horton was suspended for misconduct. Then the young woman who accused him went missing and the charges were dropped, but his personal and professional lives are still a mess. On his morning run along an isolated stretch of beach, he stumbles across a dead man. Stark-naked and bludgeoned to death. And it doesn’t look good when a detective under suspicion of misconduct is the one to find a dead body. His colleagues don’t want him on the case.

A sinking boat is spotted off the South Coast. Waiting onboard is a grisly discovery. DCI Boyd, recently relocated from London to Hastings, is now with the East Sussex CID, and his first case is that of a local businessman and his new young wife, missing in the English Channel. All that remains of them is a grim scene aboard their half-submerged yacht and a digital trail of clues that could put Boyd and his daughter, Emma, in danger. 

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.

On a wild and stormy night on England’s south coast, ambitious young police constables Rutherford Barnes and Harriet Holden are doing the rounds when they see a burglar fleeing the scene of the crime. And the location is Harriet’s house. The ground floor is ransacked. Scrawled in red across one wall are the words: DEAD COPS SLEEP LONG. Then a few days later, Harriet’s battered body is discovered in a shabby seafront hotel. Newly promoted to detective, Barnes vows to discover who killed his partner, and why.

Old crimes don't stay buried forever... The launch of a gripping new crime thriller series featuring D.I. Matthew Denning and D.S. Molly Fisher, Know No Evil will utterly engross fans of Ian Rankin, Angela Marsons and L.J. Ross. It's high summer, and London sizzles in the grip of a heatwave. But when the body of a young mother, Leanne Wyatt, is discovered in an East London park, the heat rises to boiling point for D.I. Matthew Denning. Under pressure to solve the case, and fast, he delves into Leanne's history and finds that she was close to some dangerous individuals - could one of them have taken her life?

Ailsa Connolly was a brilliant psychologist and a respected criminologist. She was also a serial killer. Six years ago, DCI Sean Bracken caught her just before he was about to become her seventh victim. Every year on the anniversary of her incarceration, she taunts him with a phone call, giving him one message: "When I get out, I'll kill you." Now, Bracken has transferred back to Edinburgh and is thrown into the deep end on his first day back on duty. There's a killer who is emulating Ailsa, threatening to surpass her body count. 

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.

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. 

Scores are dead or injured. But who was the killer's true target? On a misty morning in the Lake District, two men depart by helicopter from a private estate. Below, they see the stunning views of Wast Water, with Scafell Pike ahead, where fell runners are competing atop England's highest mountain. It's at this moment that the pilots lose control, and crash into the mountain top. Runners and bystanders are caught in the devastation. This is the scene that greets DI Kelly Porter.

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.

DI Amy Winter is hoping to follow in the footsteps of her highly respected police officer father. But when a letter arrives from the prison cell of Lillian Grimes, one half of a notorious husband-and-wife serial-killer team, it contains a revelation that will tear her life apart. Responsible for a string of heinous killings decades ago, Lillian is pure evil. A psychopathic murderer. And Amy’s biological mother. Now, she is ready to reveal the location of three of her victims - but only if Amy plays along with her twisted game.

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.

Meet DCI Lesley Clarke. She’s a straight-talking city copper who doesn’t suffer fools gladly…and she’s been transferred to rural Dorset. After being injured in a bomb attack, Lesley is presented with a choice - early retirement, or a period of respite in a calmer location. But things don’t stay calm for long. Before she’s even started her new job, Lesley is dragged into investigating a murder at one of England’s most iconic landmarks, the imposing Corfe Castle.

Starting a new life in Snowdonia was always DI Ruth Hunter's dream. Until a twisted killer turned it into her worst nightmare. Detective Inspector Ruth Hunter lives with the pain of her partner’s mysterious and unsolved disappearance. About to hit 50, the veteran police officer trades in the crime-ridden streets of London for a more peaceful life in rural North Wales. But Ruth has barely settled into her new position in North Wales Police, when the body of a brutally murdered woman is discovered...with strange symbols carved into her skin.