Christmas 1979. Former TV reporter Adam Bailey is invited by his old flame, Harriet, and her husband, Sir Anthony, to Mulgrave Castle for the festivities. He reluctantly accepts, intrigued by their request for him to investigate the family curse. But within hours of arriving, a blizzard rolls in that leaves the castle and its guests stranded. And when one of the visitors is murdered, Adam and Harriet's sister, Eve, set out to solve the crime. But with danger stalking their every move, they must work fast to uncover the mystery before more lives are lost.

Two skeletons are discovered in Lamentation Tarn, a mountain lake. Talented detective Mike Nash and his team have little evidence with which to work, until a surprising discovery prompts them to contact law enforcement agencies in Eastern Europe.

It’s the night shift worker who finds them. Huddled in a hospital store cupboard is elderly Edith Higgins. Knifed to death. Sitting behind her is Staff Nurse Lily Frampton, a scalpel clasped in her blood-soaked hand. No one can understand why this kind-hearted, dedicated nurse would brutally murder a frail patient she’s spent months caring for. That same day, mild-mannered schoolteacher Rod Black is found surrounded by the battered bodies of his pupils. Why would a well-respected teacher beat five schoolboys to death?

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?

Detective Sam Helsdown hasn’t seen his daughter Zoe in two years and he’s excited and more than a little nervous to be at the airport picking her up for a visit. She’s 10 years old and has flown on her own for the first time. Flight BA631 from Athens has already landed and soon a trickle of people begins entering Arrivals. Among them is a little girl who runs towards him, head down, and throws herself into his arms saying ‘Daddy!’. But then he looks at her properly. This is not Zoe. This is not his daughter.

Yorkshire, 1878. Young, ambitious and in love, Albert Cowgill’s life is finally beginning in earnest. At just 23, he has already been made partner at Haigh, Ackroyd & Cowgill – the best wool business in the city. He’s also just laid eyes on the prettiest girl he ever saw, Hannah Ackroyd. Romance soon blossoms for Albert and Hannah, and they marry and set up home in Scarborough. But before long, clouds gather over Number 1, Byland Crescent. Within a year, Albert’s family begins to disintegrate.

Flower shop owner Ellie McEwan is driving home late one frosty November night when a shadowy figure leaps into the road out of nowhere. Ellie swerves to avoid him — and slams head-on into the crash barrier. Days later, Ellie wakes up in hospital — and notices there’s something different. Everyone she looks at — the doctor, the nurse, her friend Carole — is surrounded by a coloured aura. Her near-death experience seems to have given her a new ability. And now Ellie must use her new-found gift to catch a killer.

A retired teacher is found dead in her Somerset home on a cold January night. At first glance, it is a routine unexplained death and a simple referral to the coroner, until a neighbour reports an unscheduled visit from an occupational therapist an hour before the body was discovered. Detective Chief Inspector Nick Dixon is convinced the elderly woman has been strangled—a cause of death confirmed by the pathologist—and a murder investigation is launched.

Someone is killing old spies. Retired and forgotten, these relics from the Cold War are being removed—quietly and brutally. And when “Section D” MI5 agent Tom Marlowe, on medical leave after a botched mission, learns his old mentor is one of the murdered ex-agents, he starts an investigation that threatens to cost him his career, his freedom…and even his life.

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.

A family outing to Tattershall Castle comes to a chilling end when eleven-year-old Tommy Burton disappears without a trace in broad daylight. All that remains in his place is a small blue teddy bear. DS Karen Hart and her team are called in to investigate the unusual circumstances—but for DI Morgan the crime scene is eerily familiar.

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 body of a blonde young man found in the canal is discovered to be that of a journalist who had been claiming he was onto the story of a lifetime. The area where he was murdered turns out to be subject to a land dispute. A young woman is adamant she remembers a childhood twin brother, but her father swears she’s an only child. And now a second young blonde is missing. Rachel King and her East Manchester CID team must determine what links this all together - or are they being led to draw connections which aren’t there? And if so, who is pulling their strings? 

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.

DI Nikki Galena: A police detective with nothing left to lose, she's seen a girl die in her arms, and her daughter will never leave the hospital again. She's gotten tough on the criminals she believes did this to her. Too tough. And now she's been given one final warning: make it work with her new sergeant, DS Joseph Easter, or she's out.