How do you find the missing when there’s no trail to follow? DC Lucy Clayburn is having a tough time of it. Not only is her estranged father one of the North West’s toughest gangsters, but she is in the midst of one of the biggest police operations of her life.

As a female cop walking the mean streets of Manchester, life can be tough for PC Lucy Clayburn. But when one of the North West's toughest gangsters is your father, things can be particularly difficult. When Lucy's patch is gripped by a spate of murder-robberies, the police are quick to action. Yet when it transpires that the targets are Manchester's criminal underworld, attitudes change.

Time's up. You're Next. "All he had to do was name the woman he wanted. It was that easy. They would do all the hard work. "Detective Sergeant Mark 'Heck' Heckenburg is investigating the disappearance of 38 different women. Each one was happy and successful until they vanished without a trace. Desperate to find her missing sister, Lauren Wraxford seeks out Heck's help.

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.

When a young boy discovers the body of a woman beneath a thick sheet of ice in a South London park, Detective Erika Foster is called in to lead the murder investigation. The victim, a beautiful young socialite, appeared to have the perfect life. Yet when Erika begins to dig deeper, she starts to connect the dots between the murder and the killings of three prostitutes, all found strangled, hands bound, and dumped in water around London.

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.

Dear Elizabeth, I've been watching you. I hope to see you...soon. Liz Cafferky is on the up. Rescued from her dark past by the owner of a drop-in centre for older men, Liz soon finds herself as the charity's face - and the unwilling darling of the Dublin media. Amidst her claustrophobic fame, Liz barely notices a letter from a new fan. But then one of the centre's clients is brutally murdered, and Elizabeth receives another, more sinister note. Running from her own ghosts, Liz is too scared to go to the police.

Part father-son story, part true crime, Loose Units is a race through the underbelly of policing. Paul Verhoeven's father, John, is a cop. Well, an ex-cop. Long since retired, John spent years embroiled in some of the seediest, scariest intrigue and escapades imaginable. Paul, however, is something of an artsy, sensitive soul who can’t understand why he doesn’t have the same heroism and courage as his dad. One day, John offers Paul the chance of a lifetime: he'll spill his guts, on tape, for the first time ever, and try to get to the bottom of this difference between them.

The first time somebody tried to kill him was an accident. The second time was deliberate. Now Paul Mulchrone finds himself on the run with nobody to turn to except a nurse who has read one-too-many crime novels and a renegade copper with a penchant for violence. Together they must solve one of the most notorious crimes in Irish history. Or else they’ll be history.

There's a serial killer targeting the streets of Newcastle, seemingly picking his victims at random but subjecting them all to the same torturous end. When the Chief Inspector on the case goes missing, it falls on DCI Ryan to track down the man who is brutally murdering women and goading the police to 'catch me if you can'. As everyone becomes a suspect, Ryan and his team get drawn further and further into the case, but for Ryan the nightmare gets closer to home than he could ever have imagined.

A violent rapist is attacking women, leaving them for dead on south London streets. When young policewoman Maeve Kerrigan responds to a domestic disturbance, she's horrified to stumble across the latest victim. But as a new recruit - and a female to boot - she'll have to face down not only her own nerves but rampant sexism from her colleagues if she wants to be taken seriously enough to even assist on the case.

Nicholas Carr disappeared on his 18th birthday and the world has moved on. His girlfriend has gone to university, his friends have got jobs, the police have other things to look into. But his father, Richard, is still stuck on the three fingers the police dug up from a sodden Manchester wood. What happened to Nicholas on the night he disappeared, and why did he never come home? Private investigator Andrew Hunter is Nicholas's last hope.

Detective Sanne Jensen (not blonde, not tall, definitely not Scandinavian) and Dr. Meg Fielding (scruffy, scatterbrained, prone to swearing at patients) are lifelong best friends, sharing the same deprived background and occasionally the same bed. When a violent kidnapping stuns the Peak District village of Rowlee, both women become involved in the case.

When small-time heroin dealer Jai McDiarmid turns up dead one fine Glasgow morning, no one is that surprised - he'd been sleeping with a drug trafficker's girlfriend and had made himself a lot of enemies - so many, in fact, that Detective Superintendent Catherine McLeod doesn't know where to start when she is assigned to the case.

It was meant to be a harmless stag-night prank. A few hours later, four of his best friends are dead, and Michael Harrison has disappeared. With only three days to the wedding, Detective Superintendent Grace - a man haunted by the shadow of his own missing wife - is contacted by Michael's beautiful, distraught fiancée, Ashley Harper. Grace discovers that the one man who ought to know Michael Harrison's whereabouts is saying nothing. But then, he has a lot to gain - more than anyone realizes.

Time's up. You're Next. "All he had to do was name the woman he wanted. It was that easy. They would do all the hard work. "Detective Sergeant Mark 'Heck' Heckenburg is investigating the disappearance of 38 different women. Each one was happy and successful until they vanished without a trace. Desperate to find her missing sister, Lauren Wraxford seeks out Heck's help.

On a fateful summer morning in 1986, two 11-year-old girls meet for the first time. By the end of the day, they will both be charged with murder. Twenty-five years later, journalist Kirsty Lindsay is reporting on a series of sickening attacks on young female tourists in a seaside vacation town when her investigation leads her to interview carnival cleaner Amber Gordon. For Kirsty and Amber, it's the first time they've seen each other since that dark day so many years ago.

A violent rapist is attacking women, leaving them for dead on south London streets. When young policewoman Maeve Kerrigan responds to a domestic disturbance, she's horrified to stumble across the latest victim. But as a new recruit - and a female to boot - she'll have to face down not only her own nerves but rampant sexism from her colleagues if she wants to be taken seriously enough to even assist on the case.

It's DS Logan McRae's first day back on the job after a year off on the sick, and it couldn't get much worse. Three-year-old David Reid's body is discovered in a ditch: strangled, mutilated and a long time dead. And he's only the first. There's a serial killer stalking the Granite City, and the local media are baying for blood. Soon the dead are piling up in the morgue almost as fast as the snow on the streets, and Logan knows time is running out. More children are going missing. More are going to die.

Part father-son story, part true crime, Loose Units is a race through the underbelly of policing. Paul Verhoeven's father, John, is a cop. Well, an ex-cop. Long since retired, John spent years embroiled in some of the seediest, scariest intrigue and escapades imaginable. Paul, however, is something of an artsy, sensitive soul who can’t understand why he doesn’t have the same heroism and courage as his dad. One day, John offers Paul the chance of a lifetime: he'll spill his guts, on tape, for the first time ever, and try to get to the bottom of this difference between them.

Espionage. Blackmail. Revenge. Cunning. Slapstick. State secrets dating back to the fall of the Berlin Wall. All this and more in a tight package of five novellas by Mick Herron, CWA Gold Dagger-winning author of Slow Horses.

Alex Morrow is not new to the police force - or to crime - but there is nothing familiar about the call she has just received. On a still night in a quiet suburb of Glasgow, Scotland, three armed men have slipped into a house, demanding a man who is not, and has never been, inside the front door. In the confusion that ensues, one family member is shot and another kidnapped, the assailants demanding an impossible ransom. Is this the amateur crime gone horribly wrong that it seems, or something much more unexpected?

In one terrible moment, paramedic Sophie Phillips' life is ripped apart - her police officer husband is shot on their doorstep and their ten-month-old son is abducted from his bed. Suspicion surrounds her possibly corrupt husband, but Sophie believes the attack is much more personal. Sophie enlists her husband's partner in the hunt for her son, but will the history they share prove harmful to Sophie's ability to complete her mission?

Dan Starkey is a journalist in Belfast, who shares with his wife, Patricia, an appetite for drinking and dancing. Dan meets Margaret, and things begin to get out of hand - terrifyingly, she is murdered. Before long, Dan is a target himself, racing as fast as he can against time to crack the mystery.

Dear Elizabeth, I've been watching you. I hope to see you...soon. Liz Cafferky is on the up. Rescued from her dark past by the owner of a drop-in centre for older men, Liz soon finds herself as the charity's face - and the unwilling darling of the Dublin media. Amidst her claustrophobic fame, Liz barely notices a letter from a new fan. But then one of the centre's clients is brutally murdered, and Elizabeth receives another, more sinister note. Running from her own ghosts, Liz is too scared to go to the police.

“You’re going to hell, Jack Nightingale”: They are words that ended his police career. Now Jack’s a struggling private detective – and the chilling words come back to haunt him. Nightingale’s life is turned upside down the day that he inherits a mansion from a man who claims to be his father. It comes with a warning that Nightingale’s soul was sold at birth and a devil will come to claim it on his 33rd birthday – just three weeks away.

Little Brian Wilcox's murder is the hottest story in Scotland. Every major newspaper crowds its pages with stories examining the crime from every angle. If only Paddy Meehan could get a scoop on the case. A nationally syndicated story would surely launch her fledgling journalism career out of the free local rag she's been working at.

Margot Lewis is a teacher at an exclusive high school in the English university town of Cambridge. In her spare time, she writes an advice column, "Dear Amy", for the local newspaper. When one of Margot's students, 15-year-old Katie, disappears, the school and the town fear the worst. And then Margot gets a "Dear Amy" letter unlike any of the ones she's received before. It's a desperate plea for rescue from a girl who says she is being held captive and in terrible danger - a girl called Bethan Avery, who was abducted from the local area 20 years ago and never found.

When a young man breaks into South Oxford Nursery School with a gun and takes a group of hostages, teacher Louise Kennedy is fearful. But Jaime Segura isn’t there on a homicidal mission. Bad Sam Chapman - head of the intelligence service’s internal security force, the Dogs - tries to find out what Jaime is after. But the only person Jaime will talk to is Ben Whistler, an MI6 colleague of Jaime’s lover, Miro - who has gone missing with a quarter of a billion pounds....

A hundred years ago, a man with a secret could travel a few hundred miles and give himself a new name and life story. No one would be any the wiser, as long as he didn’t give anyone a reason to start asking questions. These days, that’s not so easy, with everyone on social media and CCTV on every street corner. So Daniel Mackmain keeps his head down and keeps himself to himself. But now a girl has been murdered, and the Derbyshire police are taking a closer look at a loner who travels from place to place, picking up work as he goes.