When a young woman is brutally murdered in the Norfolk countryside, the locals blame Black Shuck - a legendary wild dog. There’s only one problem: The wounds weren’t made by an animal. DCI Robert Kett is battling a black dog of his own. With his wife still missing, and the injuries from his last case leaving him in constant pain, everything seems impossible - not least looking after his three young children. 

Former soldier. Ex-copper. Current man on the edge. Shunned by his old colleagues, and dividing his time between a dead-end job and the bottom of a whisky bottle, former Police Scotland detective superintendent Bob Hoon’s life is a mess. Then an old face from Hoon’s Special Forces days turns up asking for help: His teenage daughter has been missing for months, the police have drawn a blank, and he needs the kind of help that only Hoon can provide. And besides, Hoon owes him one.

Was the biggest case of his career the worst mistake he ever made? Ten years ago, DCI Jack Logan stopped the serial child-killer dubbed "Mister Whisper", earning himself a commendation, a drinking problem, and a broken marriage in the process...When another child disappears a hundred miles north in the Highlands, Jack is sent to lead the investigation and bring the boy home. But as similarities between the two cases grow, could it be that Jack caught the wrong man all those years ago?

DCI Michael Lambert thought he’d closed his last case.... Yet when he’s passed a file detailing a particularly gruesome murder, Michael knows that this is no ordinary killer at work. The removal of the victim’s eyes and the Latin inscription carved into the chest is the chilling calling card of the ‘soul jacker’: a cold-blooded murderer who struck close to Michael once before, 25 years ago. Now the long-buried case is being reopened, and Michael is determined to use his inside knowledge to finally bring the killer to justice. 

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. 

The murder of a young girl found barefoot in a country park and the re-emergence of shoes from the victims of a serial killer from over 40 years ago. A coincidence or a connection? Will Blake is determined to find out, but as he unearths the past, questions are raised about the original investigations, and it becomes clear that The Wirral has a killer on the loose, once again.

DI Fred Fairservice has just returned from holiday when he’s confronted with several mysterious deaths; the mutilated dead body of a junkie, the apparent suicide of a housewife, and the murder of a cannibal...But the strangest element of the case is the connection to the deaths of several old men and women who are found with spiders placed in their mouths. Slowly it dawns on Fred that it’s all too familiar and echoes something strange and macabre that happened to him when he was a boy. It can’t be just a coincidence.

Thirty years ago, a group of five child detectives - Tommy, Luke, Tess, Jane and Daniel, along with their dog, Dexter - made the national press with their crime solving. Nicknamed the Magpies, their adventures were written up as novels by author Reginald Troughton and released to children around the world, including a 10-year old Declan Walsh. But now, someone is targeting the Magpies, with Reginald brutally murdered while writing a last, 'lost' adventure. 

Detective Chief Inspector Ryan retreats to Holy Island seeking sanctuary when he is forced to take sabbatical leave from his duties as a homicide detective. A few days before Christmas, his peace is shattered, and he is thrust back into the murky world of murder when a young woman is found dead amongst the ancient ruins of the nearby priory. When former local girl Dr. Anna Taylor arrives back on the island as a police consultant, old memories swim to the surface, making her confront her difficult past.

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. 

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.

Ex-priest DI Frank Farrell has returned to his roots in Dumfries, only to be landed with a disturbing murder case. Even worse, Farrell knows the victim: Father Boyd, the man who forced him out of the priesthood 18 years earlier. With no leads, Farrell must delve into the old priest’s past, one that is inexorably linked with his own. But his attention is diverted when a pair of twin boys go missing. The Dumfries police force recover one in an abandoned church, unharmed. But where is his brother?

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.

It's the year 2044, and the real world has become an ugly place.

When a severed hand is found in an abandoned flat, Detective Jake Porter and his partner Nick Styles are able to DNA match the limb to the owner, Natasha Barclay, who has not been seen in decades. But why has no-one been looking for her? It seems that Natasha's family are the people who can least be trusted. Delving into the details behind her disappearance and discovering links to another investigation, a tragic family history begins to take on a darker twist. Hampered by a widespread fear of a local heavy, as well as internal politics and possible corruption within the force, Porter and Styles are digging for answers. But will what they find ever see the light of day?