When the head teacher of a struggling school is found brutally murdered in Langstone Harbour, DI Andy Horton is appointed to lead the investigation.

On the shocking discovery of a passenger's body on the Great Western Railway excursion train, Detective Inspector Robert Colbeck and his assistant, Sergeant Victor Leeming, are dispatched to the scene. Faced with what initially appears to be a motiveless murder, Colbeck is intrigued by the murder weapon - a noose. When it emerges that the victim had worked as a public executioner, Colbeck realises that this must be intrinsically linked to the killer's choice of weapon.

Very little disturbs the ordered calm of Fethering, a pleasingly self-contained retirement town on England's southern coast. Which is precisely why Carole Seddon, who has outlived both her husband and her career at the Home Office, has chosen to reside there. So the last thing Carole expects to encounter in Fethering is a new neighbour with but one name and an obviously colourful past.  

Out walking near the rain-swelled river running past her small Welsh town, she comes across the body of Amber Morgan. Fabia’s police training tells her instantly that the death is the result of foul play. But no longer in the force, all she can do is call it in. Yet she has mixed feelings when she discovers it is her former colleague, Matt Lambert, newly promoted to chief inspector, who will head the investigation into the girl’s death.  

After rising to prominence for his role investigating the case of Jack the Ripper, former Detective Inspector Daniel Wilson is now retired. Known for his intelligence, investigative skills, and most of all his discretion, he's often consulted when a case must be solved quickly and quietly. So when a body is found in the Egyptian collection of the Fitzwilliam Museum in Cambridge, Wilson is called in.  

Cherringham - a quiet town in the Cotswolds. Nothing ever happens there, or so it seems - until one morning a woman's body is found in the river. A terrible accident, according to the police. But is this true? Sarah believes there must be more to it. In Jack, a former NYPD homicide detective, she finds a partner who is willing to start investigating with her. They soon find out that things are not as clear as the police want them to be ... This first - of many cases brings Sarah and Jack together in an unlikely partnership.

May 1915. With thousands of Britons fighting in the trenches, a severely depleted police force remains behind to keep the Home Front safe. Scotland Yard is already overstretched when the sinking of the Lusitania sparks an unprecedented wave of anti-German riots and arson attacks. Among the victims is the immigrant tailor Jacob Stein, found dead in his burnt-out shop.

Gerald Hennessey - silver-screen star and much-loved heartthrob - never quite makes it to Temple Regis, the quaint Devonshire seaside town on the English Riviera. Murdered on the 4.30 from Paddington, the loss of this great man throws Temple Regis' community into disarray. Not least Miss Judy Dimont, corkscrew-haired reporter for the local rag, The Riviera Express. Investigating Gerald's death, she's quickly called to the scene of a second murder.

On the night of the school prom, a young teacher is found dead in the Thames in a drug-related accident. It seems - at first - to be another sign that Cherringham High is spiralling out of control. The new head however is convinced that the teacher's death is suspicious and quietly calls in Sarah Edwards. With her one-time detective partner, Jack Brennan, back in America, Sarah is at first reluctant to take on the case. But when she does get involved, it soon becomes clear that the tragic accident might really be a case of murder - and even Sarah herself could be in danger.

When a body is found in a locked house, Detective Sergeant Jessica Daniel is left to not only find the killer but discover how they got in and out. With little in the way of leads and a journalist who seems to know more about the case than she does, Jessica is already feeling the pressure - and that's before a second body shows up in identical circumstances to the first. How can a murderer get to victims in seemingly impossible situations and what, if anything, links the bodies?

When a former girlfriend shows up at his remote cottage with a disturbing story about the murder of a young woman 15 years ago, and her growing belief that the man convicted for it is innocent, former marine commando Art Marvik doesn't think much of it. But when Charlotte goes missing, everything changes. Soon, Marvik finds himself suspected by the police of being involved in not only her abduction, and possible murder, but also the disappearance of a scientist involved in top-secret research.

A woman's naked body is found floating in the weeds of a lake near Bath by an elderly woman walking her Siamese cats. No one comes forward to identify her, and no murder weapon is found, but sleuthing is Superintendent Peter Diamond's speciality. A genuine gumshoe, practising door stopping and deduction: he is the last detective. Struggling with office politics and a bizarre cast of suspects, Diamond strikes out on his own, even when Forensics think they have the culprit.

Ellen Curtis runs her own business helping people who are running out of space. As a declutterer, she is used to encountering all sorts of weird and wonderful objects in the course of her work. What she has never before encountered is a dead body. When Ellen stumbles across the body of a young woman in an over-cluttered flat, suspicion immediately falls on the deceased homeowner's son. No doubt Nate Ogden is guilty of many things - but is he really the killer? Discovering a link between the victim and her own past, Ellen sets out to uncover the truth. 

Eldritch Swan is a dead man. Or at least that is what his nephew Stephen has always been told. Until one day Eldritch walks back into his life after 36 years in an Irish prison. He won't reveal any of the details of his incarceration, insisting only that he is innocent of any crime....

Detective Sergeant Chris Waters got the call at 05.29 that July morning. This is it, said DCI Reeve, you'll be first there, it's all yours, you're the crime scene manager. Suddenly, after months of waiting and wondering, Waters finds himself in at the deep end, and alone at the scene of a puzzling murder. As the investigation proceeds, the detectives at Kings Lake Central find themselves visiting familiar places and talking to some familiar faces, while old enmities reappear in the incident room. Before this is over, Chris Waters will need to make a career-changing decision.