Haunted by his inability to track down and save his missing wife, DCI Robert Kett leaves the Metropolitan Police behind and moves to Norwich with his three young children, hoping to heal their broken family. But his newfound peace doesn’t last. Two newspaper delivery girls have gone missing in the city, and the clues point to a serial kidnapper. Kett is dragged into the centre of one of the darkest cases of his career - a case that pits him head-to-head against a horrifying evil.

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.

Meet Zoe Finch, West Midlands Police's newest Detective Inspector. She's outspoken, ambitious, and damaged. And she's working a case that could make her career, or cost her everything...Fresh from the success of the Canary investigation into depravity and corruption at the highest levels, she's attracted attention. Not least from Assistant Chief Constable Bryn Jackson. But when Jackson is brutally murdered on the night of his retirement party, Zoe is dragged into a case that's deeply personal.

DI Tom Mariner thinks he's seen it all, but now he faces an investigation which will push him to the limit. Journalist Eddie Barham is found dead in his home. A syringe in his arm and a note by his side reading, "No More". Open and shut case of suicide? Not for DI Mariner. Hours before, he saw Barham picking up a prostitute in a bar. And then Mariner discovers Barham's younger brother, Jamie, hiding in a cupboard under the stairs. Mariner is determined to connect with Jamie and get to the truth.

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?

It’s been five years since Detective Amanda Steele’s life was derailed by the tragic death of her young daughter. The small community of Dumfries, Virginia, may have moved on, but Amanda cannot. When the man who killed Lindsey is found murdered, she can’t keep away from the case. 

A woman is found strangled in her bed, and Detective Madison Knight doesn’t think it’s anything more than an isolated incident. But when another woman’s body is discovered in a park, killed with the same brand of neckties, she can’t ignore the similarities between the two murders. Still, it’s not until a third victim surfaces that Madison really starts to fear the worst: The city of Stiles just may have a serial killer. 

When Penny Matthews, a seven-year-old girl with blonde curls and a gap-toothed smile, goes missing in the Appalachian mountains, Detective Ellie Reeves is called straight to the scene. According to Penny’s parents, their daughter vanished after a picnic by the creek. All that’s left behind is a pink friendship bracelet etched with “Penny”. 

When Detective Casey White discovers the body of a beautiful teenage girl in a white nightgown near the shoreline in North Carolina’s Outer Banks, a familiar fear floods through her. Could this be Hannah, her sweet, blue-eyed daughter snatched from home 14 years ago? But it only takes one look to confirm that the girl with dark bruising around her throat is another family’s tragedy. Putting her own grief aside, Casey digs into unsolved missing child cases in the area. The victim is Cheryl Parry, one of two little girls taken during a family beach vacation nine years ago. 

Growing up in squalor with their drug-addicted prostitute mother, sisters Georgie and Marnie Parker have had to endure the very darkest side of life. When their mother is sentenced for brutally murdering a client, Georgie and Marnie's already precarious lives are blown apart and they now share a terrible secret.

When Brighton tattoo artist Marni Mullins discovers a flayed body, newly-promoted DI Francis Sullivan needs her help. There's a serial killer at large, slicing tattoos from his victims' bodies while they're still alive. Marni knows the tattooing world like the back of her hand, but has her own reasons to distrust the police. So when she identifies the killer's next target, will she tell Sullivan or go after the Tattoo Thief alone?

Running from a world which wants him dead, ex-detective Sergeant Jake Pettman journeys to the isolated town of Blue Falls, Maine, home of his infamous, murderous ancestors. But Jake struggles to hide from who he is, and when a child disappears, he finds himself drawn into an investigation that shares no parallels to anything he has ever seen before. Held back by a chief of police plagued and tormented by his own secrets, Jake fights for the truth. All the way to the door of Jotham MacLeoid. An insidious megalomaniac who feeds his victims to a killing pit.

It’s a normal afternoon when I walk out the patio doors of our kitchen to check on Mia, my stepdaughter, who is swimming in our backyard pool. But she’s gone. My heart stops when I see the back gate is open, her pink, fluffy towel lying folded on a chair. I was just feet away. Why didn’t I hear her scream? Who took our little girl?  

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.

Three Chicago women have been found strangled, embalmed, and posed as if still alive. Doubting the findings of the local PD’s profiler, the FBI calls on forensic psychologist Zoe Bentley to investigate. Zoe quickly gets off on the wrong foot with her new partner, Special Agent Tatum Gray. Zoe’s a hunter, intense and focused; Tatum’s a smug maverick with little respect for the rules.