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.

On a midsummer's night, a stolen car packed with teenagers crashes at high speed on the southern edge of Bodmin Moor in Cornwall. DI Jan Talantire arrives at the scene to find the victims of the crash. It appears to be a tragic accident until a worried mother turns up at the scene of the accident. Her daughter, Rhiannon, a friend of the joyriders, hasn't been seen since the previous night. The account dovetails with the statement of the householder who claimed to see a girl running near the crashed vehicle the moment he emerged.

In Manchester, two hardened gang members on the run take Catherine Blake and her one-year-old son hostage at gunpoint. She is in the wrong place at the wrong time. Held in a Transit van, Catherine needs a plan fast. But it means diving into her captors’ risk-drenched world, and playing them at their own game. Catherine has been through cancer, miscarriages and five draining years of IVF in order to have her son Ethan. He is the most precious thing in the world. She may be terrified out of her wits, but she’d do anything to protect him. Anything, no matter the cost. Brace yourself.

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?

DS Rakesh Siyal is an idealist. Frustrated as an Edinburgh human rights lawyer, he joins the police, determined to solve the problems he sees with the criminal justice system from the inside, rather than out. His first day as a cop sees him sent down to Galashiels in the Scottish Borders, where he’s given a simple task – return a suspect to Glasgow to face justice.

The story opens with the apparently accidental drowning of a sixth form student in the Norfolk countryside. As a matter of routine, or so it seems, the case passes across the desk of Detective Sergeant Smith, recently returned to work after an internal investigation into another case that has led to tensions between officers at Kings Lake police headquarters. As an ex-DCI, Smith could have retired by now, and it is clear that some of his superiors wish that he would do so.

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.

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.

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?

Five years ago, DCI John Lomond led the search for notorious Glasgow child-killer ‘The Sandman', until personal tragedy forced him off the case. In Lomond's absence, the killer was never found. Now, with nothing but work left in his life, Lomond remains obsessed with the case–despite the nightmares it brings. When a child is abducted in similar Sandman fashion from an affluent Glasgow suburb, Lomond is brought in to find them before it's too late.

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.

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.

In the shadow of the Pentland Hills, a man has been callously struck down in front of his home. Tyre marks suggest it was no accidental hit-and-run. Somebody wanted him dead and as the man fights for every breath, they might still get their wish. Grappling with the demons he thought he could leave behind after months away on enforced leave, D.S. Malkie McCulloch resists pressure from his superiors to pass the case on to the road policing unit, convinced that whoever was behind the wheel will be waiting for the chance to finish the job.

D.I. Duncan McAdam is dispatched home to the Misty Isle. A body has been found buried in a remote location on the Waternish peninsula. Well-preserved in the peat, Isla Matheson—missing for the better part of two decades—is revealed to a shocked island community. A teenage runaway is dead...and no one is talking.

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.

Two little girls stand with their heads bowed in my living room. I’m told they’re my granddaughters. Daisy is nine, and Alice seven. Daisy is the spitting image of her mother. This is the first time I’ve met them since my daughter and I fell out after she married that waste of space, Vince. They’ve come to live with me because their mother — my daughter — was murdered. In her own home while they slept close by. I think Vince killed her. But the police can’t prove it. I’ve always known he was no good. He treated my daughter like dirt. I said he’d cheat on her — but she wouldn’t listen.

Lowen Ashleigh is a struggling writer on the brink of financial ruin when she accepts the job offer of a lifetime. Jeremy Crawford, husband of best-selling author Verity Crawford, has hired Lowen to complete the remaining books in a successful series his injured wife is unable to finish. Lowen arrives at the Crawford home, ready to sort through years of Verity's notes and outlines, hoping to find enough material to get her started. What Lowen doesn't expect to uncover in the chaotic office is an unfinished autobiography Verity never intended for anyone to read.

Who is Audrey Hoedemaker? It's a question her sister Maureen has heard more times than she can count, and she doesn't know what the short answer would be. Little sister, troubled teen, backpacker, musical theatre coach, con artist, childcare worker. Murderer. A tragic, traumatic childhood casts a long shadow on the Hoedemaker sisters. Maureen has worked hard to move beyond the violence of the past and build a good, honest life for herself. Audrey, however, just can't seem to do the same, careening from one state of chaos to another.

After the killing of a prominent mob lawyer, NYPD homicide detectives Jacob Jackson and Caitlin Grimes start receive chilling, written “rules” for how to commit the perfect murder. "Rule number one for the perfect murder: Evidence is your enemy. Leave none behind." Jackson (Reid Scott) and Grimes (Cobie Smulders) race to find the killer, setting them on a collision course with the city’s crime underbelly, and a perpetrator who seems happy to toy with them. “Rule number two. No crimes of passion. The perfect murder is always business, never pleasure.”

Kidnappers grabbed Jenna in broad daylight, right in front of her children and their horrified classmates. Her family was issued an insane ransom demand: $25 million in cash and jewels, payable by the end of the school day, otherwise they’ll never see her again. As Jenna’s mother scrambles to gather the money, detectives Mo Butler and George Ortega follow the trail of the kidnappers, which will lead them through a sordid landscape of jealous lovers, broken dreamers, and twisted schemers. But every second counts, and there’s one thing Jenna Wade doesn’t have: very much time.

On a midsummer's night, a stolen car packed with teenagers crashes at high speed on the southern edge of Bodmin Moor in Cornwall. DI Jan Talantire arrives at the scene to find the victims of the crash. It appears to be a tragic accident until a worried mother turns up at the scene of the accident. Her daughter, Rhiannon, a friend of the joyriders, hasn't been seen since the previous night. The account dovetails with the statement of the householder who claimed to see a girl running near the crashed vehicle the moment he emerged.

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.

Veteran BBC journalist Chris Wyrecliffe finds himself in the Middle East as the Arab Spring explodes into life. Back on the front line at last, he’s stumbled across the biggest story of his life. But two women have a hold on him. One, a wealthy Saudi beauty he has loved since the first moment he saw her. The other, a feisty young Palestinian refugee, loves him with a frightening intensity. Wyrecliffe is caught between them in a dangerous game whose implications are as extreme as they are hidden....

In Manchester, two hardened gang members on the run take Catherine Blake and her one-year-old son hostage at gunpoint. She is in the wrong place at the wrong time. Held in a Transit van, Catherine needs a plan fast. But it means diving into her captors’ risk-drenched world, and playing them at their own game. Catherine has been through cancer, miscarriages and five draining years of IVF in order to have her son Ethan. He is the most precious thing in the world. She may be terrified out of her wits, but she’d do anything to protect him. Anything, no matter the cost. Brace yourself.

Voted the world's most beautiful woman, 23-year-old Mira Roskova is admired, envied and desired. With a world-famous footballer for a boyfriend, plus top modelling and endorsement deals, Mira's meteoric rise to fame comes with what her millions of Facebook and Instagram followers imagine to be a perfect life. But celebrity extracts its pound of flesh. Threatened and harassed online, stalked by besotted fans, beaten up by a man who claims to love her, Mira is assailed on all sides. Home isn't safe, friends can't be trusted, freedoms melt away.

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?

A man’s body washes up on a beach on the North Yorkshire coast with a single gunshot wound to the chest. The only clue to the victim’s identity is a ring engraved with two names. DCI Tom Raven is back in his hometown of Scarborough for the first time in over 30 years. When offered the chance to lead the murder investigation, he takes it. Raven quickly discovers that the prime suspect is his once-teenage friend, now a wealthy but shady businessman. He finds an ally in Detective Sergeant Becca Shawcross, but not everyone in the team is on his side.

A body is discovered deep in a cave beneath the Yorkshire Dales. Leading the investigation into the mysterious death are experienced DCI Jim Oldroyd and his partner DS Carter, a newcomer from London. The deceased is Dave Atkins, well known throughout the village but not well liked. While there is no shortage of suspects, the details of the crime leave Oldroyd and Carter stumped.

DI Sheridan Holler is used to solving crimes on Liverpool’s streets, but after a decayed corpse turns up in a cemetery, she finds herself reopening not one but two cold cases. Seven years earlier, two women were gunned down and the only suspect, small-time drug dealer John Lively, was never seen again. Case closed. Until the body in the cemetery is identified as his.

Five years ago, DCI John Lomond led the search for notorious Glasgow child-killer ‘The Sandman', until personal tragedy forced him off the case. In Lomond's absence, the killer was never found. Now, with nothing but work left in his life, Lomond remains obsessed with the case–despite the nightmares it brings. When a child is abducted in similar Sandman fashion from an affluent Glasgow suburb, Lomond is brought in to find them before it's too late.

When two bodies are found sprawled at the bottom of the Devil's Kitchen in the mountains of Snowdonia, it looks like a murder-suicide. But something doesn't feel right to Detective Inspector Ian Drake, and his gut instinct has never let him down before. Drake suspects at least one of the deaths could be suspicious, but who would kill such an ordinary couple, and why? This might be Drake's first murder inquiry, but his years as a detective have taught him one thing - every murder has a motive, and every killer leaves a trace.

A brutal double murder on a Norfolk beach horrifies the town of Cromer. The way the victims died is chilling and so Norfolk’s Major Investigation Team task DS Ashley Knight to manage the case. It soon becomes clear that the murders were carefully planned and the finger of suspicion points to an organised crime gang, but as the evidence mounts, a far more sinister theory emerges.

The story opens with the apparently accidental drowning of a sixth form student in the Norfolk countryside. As a matter of routine, or so it seems, the case passes across the desk of Detective Sergeant Smith, recently returned to work after an internal investigation into another case that has led to tensions between officers at Kings Lake police headquarters. As an ex-DCI, Smith could have retired by now, and it is clear that some of his superiors wish that he would do so.

Detective Lauren Pengelly has only been part of the Penzance police force for less than two years, but that’s enough time to know that the sleepy Cornish town doesn’t see many murders. So, when the bones of a woman with a hole in her skull are discovered behind a derelict cottage, she immediately assumes the worst. Rallying her team, Lauren is flooded with a strange sense of relief when the bones turn out to be almost twenty years old, not a recent victim. But it quickly turns to dread when she receives her second heart-stopping call of the day–a little girl, Isla, has been kidnapped.

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.