A truck driver loses control in central Edinburgh, ploughing into a crowded bus stop and spilling his vehicle's toxic load. The consequences are devastating. DI Tony McLean witnesses the carnage. Taking control of the investigation, he soon realises there is much that is deeply amiss - and everyone involved seems to have something to hide. But as McLean struggles to uncover who caused the tragedy, a greater crisis develops - the new DCI's son is missing - last seen in the area of the crash....

Detective Joseph Easter's daughter discovers a cottage hidden in some trees on a large fenland farm. Someone has been living there. The farm owner's wife has been receiving sinister pagan artifacts, including a witch's knife. Are they some sort of warning or message? Joseph and his daughter search the cottage and find an old satchel. Inside are photos of a beautiful girl, Jennifer Cowley. She went missing 15 years ago. She'd been stalked by a young man, who was convicted of her murder, even though her body was never found.

A body is found in a tree in the Meadows, Edinburgh's beautiful public park. The forensics suggest that the corpse has fallen from a height - but was it an accident or a shocking message? The dead man had led quite a life - a disgraced ex-cop turned criminal kingpin and, most recently, the head of a celebrated charity.

When an old man is burned alive in a sleepy ex-mining village, Detective Chief Inspector Ryan is called in to investigate. He soon discovers that, beneath the facade of a close-knit community, the burn from decades-old betrayal still smoulders. When everyone had a motive, can he unravel the secrets of the past before the killer strikes again? Meanwhile, back at Northumbria CID, trouble is brewing with rumours of a mole in Ryan’s department. With everyone under suspicion, can he count on anybody but himself?  

Recently returned from his last case in Ireland, elite forensic psychologist and criminal profiler Dr Alexander Gregory receives a call from the French police that he can’t ignore. It’s Paris fashion week, and some of the world’s most beautiful women are turning up dead, their faces slashed in a series of frenzied attacks while the world’s press looks on. Amidst the carnage, one victim has survived, but she’s too traumatised to talk. Without her help, the police are powerless to stop the killer before he strikes again.

In Eastvale, a young Middle Eastern boy is found dead, his body stuffed in a wheelbarrow on the East Side Estate. Detective Superintendent Banks and his team know they must tread carefully to solve this sensitive case. But tensions rise when they learn that the victim was stabbed somewhere else and dumped. Who is the boy, and where did he come from? Then, in a decayed area of Eastvale scheduled for redevelopment, a heroin addict is found dead. Was this just another tragic overdose or something darker?

When a 10-year-old girl turns up on DCI Ryan’s doorstep to tell him she’s witnessed a murder, he has no idea he’s about to step into his most spellbinding case yet. The circus has rolled into Newcastle upon Tyne, bringing with it a troupe of daring acrobats, magicians and jugglers - and one of them is a killer. Ryan and his team must break through their closed ranks to uncover a secret which has lain buried for eight years, before the killer strikes again - this time, to silence the only living witness.... 

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. 

On the fourth floor of Chaucer House, two teenagers are found chained to a radiator. The boy is dead but the girl is alive. For Detective Kim Stone every detail of the scene mirrors her own terrifying experience with her brother Mikey, when they lived in the same tower block 30 years ago. When the bodies of a middle-aged couple are discovered in a burnt-out car, Kim can’t ignore the chilling similarity to the deaths of Erica and Keith - the only loving parents Kim had ever known. 

For half a lifetime, journalist Martin Scarsden has run from his past. But now there is no escaping. He'd vowed never to return to his hometown, Port Silver, and its traumatic memories. But now his new partner, Mandy Blonde, has inherited an old house in the seaside town, and Martin knows their chance of a new life together won't come again. Martin arrives to find his best friend from school days brutally murdered and Mandy the chief suspect. With the police curiously reluctant to pursue other suspects, Martin goes searching for the killer. And finds the past waiting for him. 

Grace Repton, a beautiful older woman, walks into the police station to tell Detective Matt Ballard she has information that could stop a murder. Her fiance, the infamous serial killer Jeremy Reader, has told her that he has a disciple who is going to kill using Reader's horrific methods. Reader murdered five women and was finally brought to justice by Detective Ballard. Reader is safely imprisoned in a high security prison, and claiming to be a reformed man who wants to help the police.   

After uncovering a fresh wave of corruption within the ranks of Northumbria CID, Detective Chief Inspector Ryan was looking forward to an uneventful summer. But, when a young woman is shot dead on the remote army ranges of the Northumberland National Park, Ryan is called in to investigate. Meanwhile, violent crimes are being committed across sites of historic importance in the North East, the perpetrator leaving only a graffitied symbol as their calling card. As the body count rises, Ryan and his team must unravel the mystery behind its meaning - before it's too late....

Suspended from duty after her last case ended in the high-profile arrest of one of Britain's wealthiest men, DC Constance Fairchild is trying to stay away from the limelight. Fate has other ideas. Coming home to her London flat, Constance stumbles across a young man, bloodied, mutilated and barely alive. She calls it in and is quickly thrown into the middle of a nationwide investigation. It seems that the victim is just the latest in a string of similar ritualistic attacks. 

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. 

After an explosive case that forced Tony Hill and Carol Jordan to reassess everything they thought they knew about right and wrong, both are dealing with the fallout in their own separate ways. While Tony must pay the price for his actions, Carol is conducting investigations into suspected miscarriages of justice. But when a shocking discovery is made on a construction site, and skeletal remains are found to belong to a killer who is supposedly alive and in prison, suddenly Tony and Carol are brought into each other's orbit once again....