One year ago Alex Towne's body was found. One month ago his mother saw him on the street. One week ago David Raker agreed to look for him. Now he wishes he hadn't. Mary Towne's son, Alex, went missing six years ago. Five years later he finally turned up - as a corpse in a car wreck. Missing persons investigator David Raker doesn't want the work: it's clearly a sad but hopeless case of mistaken identity brought to him by a woman unable to let go of her son.

On Halloween night, the residents of Black Gale gather for a dinner party. As the only nine people living there, they've become close friends as well as neighbours. They eat, drink and laugh. They play games and take photographs. Except those photographs will be the last record of any of them. By the next morning, the whole village has vanished. With no bodies, no evidence and no clues, the mystery of what happened at Black Gale remains unsolved two and a half years on. But then the families of the missing turn to investigator David Raker - and their obsession becomes his.

Colm Healy used to be one of the Met's best detectives. Until, haunted by the unsolved murders of a mother and her twin daughters, his failure to find an elusive killer left his life in ruins. Missing persons investigator David Raker is the only friend Healy has left. As they reopen the investigation together, Raker learns the hard way how this case breeds obsession - and how an unsolvable puzzle can break even the best detective. Their search takes them down a trail of darkness, unravelling a thread of tragedy, and forces them to sacrifice everything they have left.

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?

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.

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.

After a scandal forces DI Kelly Porter out of the Met, she returns home to the Lake District. Crimes in the Cumbrian constabulary tend to be minor, but Kelly begins work on a cold case that shocked the local community - the abduction and brutal murder of a 10-year-old girl. 

Crimebusting duo DI Jackman and DS Evans are back, solving another crime that will make your skin crawl. Twenty years ago: a farmer and his wife are cut to pieces by a ruthless serial killer. Now: a woman is viciously stabbed to death in the upmarket kitchen of her beautiful house on the edge of the marshes. Then a man called Daniel Kinder walks into Saltern police station and confesses to the murder. But DI Rowan Jackman and DS Marie Evans of the Fenland Constabulary soon discover that there is a lot more to Daniel than meets the eye.

In the darkness of a cold December morning, Detective Kim Stone steps through the doors of Halesowen Police Station. She’s about to meet her team for the first time. When the body of a young man is found beheaded and staked to the ground in a secluded area of the Clent Hills, Kim and her new squad rush to the crime scene. This audio edition includes exclusive bonus content.

Deborah Jenkins pulls her coat around her as she sets out on her short walk home in the pouring rain. But she never makes it home that night. And she is never seen again.

Four years later, an abandoned baby girl is found wrapped in dirty rags on a doorstep. An anonymous phone call urges the police to run a DNA test on the baby. But nobody is prepared for the results. The newborn belongs to Deborah. She’s still alive.

When the decomposed remains of a body are found entombed in the depths of a disused Manchester cotton mill, Detective Chief Inspector Rachel King is called in to investigate the grisly discovery. With gunshot wounds to the knees, this was no accident. This was murder. But the question is: was this a gangland killing or a murder motivated by a deadly secret closer to home? With the help of DS Elwyn Price, Rachel must follow the trail evidence where it takes her. But who can she trust? And who in this notorious area knows more than they’re admitting to? 

Kate Marshall was a promising young police detective when she caught the notorious Nine Elms serial killer. But her greatest victory suddenly became a nightmare. 15 years after those catastrophic, career-ending events, a copycat killer has taken up the Nine Elms mantle, continuing the ghastly work of his idol. Enlisting her brilliant research assistant, Tristan Harper, Kate draws on her prodigious and long-neglected skills as an investigator to catch a new monster. But there's much more than her reputation on the line: Kate was the original killer's intended fifth victim....

Tomorrow should be the greatest day of Erica Stroud-Jones' life. In just 24 hours this brilliant young scientist will present her secret work to a conference in Amsterdam - research that promises to revolutionise the battle against a deadly tropical disease. Millions of lives could be saved; a Nobel Prize beckons. Arriving to watch her are sceptics and rivals, admirers and enemies. Erica's own eyes will be on sculptor Max Carver, her American new love, to whom she will dedicate her achievement.

When Ella Watson, a woman of wealth and status, is brutally stabbed to death in broad daylight, it sends a shockwave through the Lake District community. Later that day, Keira Bradley meets the same fate. But whereas Ella’s murder is a tragedy, Keira’s death on the notorious Beacon Estate is just another statistic in a dangerous place.

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.