There are many bad days in Edinburgh police's subdivision 'The Commission for the Elucidation of Unsolved Cases Presumably Related to the Odd and Ghostly'. And in the pantheon of the worst days - today takes the podium. Because English Inspector Ian Frey and his Scottish boss 'Nine-Nails' McGray are called into a meeting in the middle of the night with none other than the prime minister himself. And he tells them that Queen Victoria - the most powerful woman in the world - wants them both dead.

Penguin presents the unabridged,downloadable audiobook edition of The Strings of Murder by Oscar de Muriel, read by Andy Secombe, including musical interludes recorded by the author himself. Edinburgh, 1888. A virtuoso violinist is brutally killed in his home. But with no way in or out of the locked practice room, the murder makes no sense. Fearing a national panic over a copycat Ripper, Scotland Yard sends Inspector Ian Frey to investigate under the cover of a fake department specializing in the occult.

Penguin presents the unabridged, downloadable audiobook edition of The Hunt by Oscar de Muriel, a Christmas tale from the world of Frey and McGray, read by Andy Secombe. Christmas, 1888. After a thoroughly trying time in Edinburgh, Inspector Ian Frey looks forward to a Christmas break at his family's country estate back in England. But the welcome respite of home cooking, hunting trips and brandy by the fire is ruined by the arrival of an unwelcome guest....

December, 1939. Having solved the case of the Suffolk Vampire, Inspector Betty Church and her colleagues at Sackwater Police Station have settled back down to business. There's the elderly Mr Fern, who keeps losing his slippers, Sylvia Satin's 13th birthday party to attend and the scintillating case of the missing bookmark to solve. Though peace and quiet are all well and good, Betty soon finds herself longing for some cold-blooded murder.

Mary Jekyll, alone and penniless following her parents' deaths, is curious about the secrets of her father's mysterious past. One clue in particular hints that Edward Hyde, her father's former friend and a murderer, may be nearby, and there is a reward for information leading to his capture...a reward that would solve all of her immediate financial woes. But her hunt leads her to Hyde's daughter, Diana, a feral child left to be raised by nuns.

London, 1895. Daniel Wilson and Abigail Fenton have been hired by the Natural History Museum to find out who deliberately smashed the fossilised skeleton of a small dinosaur. At first Daniel is reluctant to take the case, pointing out that they deal in murders, not vandalism. But then one of the attendants in the dinosaur room is murdered, his body found tied to a dinosaur skeleton and a note pinned to him saying 'The price of betrayal'. As Daniel and Abigail investigate, they must negotiate a web of legal and professional tensions.

The year is 1895. The police don't have the resources to deal with everything that goes on in the capital. The rich turn to a celebrated private detective when they need help: Sherlock Holmes. But in densely populated South London, where crimes are sleazier and Holmes rarely visits, people turn to Arrowood, a private investigator who despises Holmes, his wealthy clientele and his showy forensic approach to crime. Arrowood understands people, not clues.

Meet Greta Helsing, doctor to the undead. After inheriting a highly specialised and highly peculiar medical practice, Dr Helsing spends her days treating London's undead for a host of ills: vocal strain in banshees, arthritis in barrow-wights and entropy in mummies. Although barely making ends meet, this is the quiet, supernatural-adjacent life Greta's dreamed of since childhood. But when a sect of murderous monks emerges, killing human and undead alike, Greta must use her unusual skills to keep her supernatural clients - and the rest of London - safe.

London, 1882. Alec Lonsdale, a young reporter on the Pall Mall Gazette, is working on a story about a fatal house fire. But the postmortem on the victim produces shocking results: Patrick Donovan's death was no accident. But why would someone murder a humble shop assistant and steal part of his brain? When a second body is discovered, its throat cut, and then a third, Lonsdale and his spirited female colleague, Hulda Friederichs, begin to uncover evidence of a conspiracy that reaches to the highest echelons of Victorian society.

1930. A chilling encounter on London's Necropolis Railway leads to murder. At the Old Bailey, a man accused of a 'blazing car' killing escapes the gallows after a surprise witness gives sensational evidence. And journalist Jacob Flint finds himself framed for murder. To save himself, Jacob needs to discover what links these strange events to a remote estate on a northern coast, Mortmain Hall. At Mortmain Hall, an eccentric female criminologist hosts a gathering of people who have narrowly escaped the consequences of miscarriages of justice. 

1914: Sixteen-year-old Etterly, running from something, hides inside the trunk of a tree and disappears. The police search but find no trace. Her family and friends wrack their brains but come up with nothing. And so slowly life returns to normal. The hole in the tree is boarded up, and the village of Sackwater moves on. Only Etterly's best friend, Betty, clings to hope, insisting she can hear her friend calling for help. 1940: A skeleton is discovered buried in the woods....

Inspector Betty Church - one of the few female officers on the force - has arrived from London to fill a vacancy at Sackwater police station. But Betty isn't new here. This is the place she grew up. Time ticks slowly in Sackwater. Having solved the case of the missing buttons, Betty's called to the train station to investigate a missing bench. But though there's no bench, there is a body. A smartly dressed man, murdered in broad daylight, with two distinctive puncture wounds in his throat. While the locals gossip about the Suffolk Vampire, Betty Church readies herself to hunt a dangerous killer.

Lydia has always known she has no power, especially next to her infamous and more-than-slightly dodgy family. Which is why she carved her own life as a private investigator far away from London. When a professional snafu forces her home, the head of the family calls in a favour, and Lydia finds herself investigating the disappearance of her cousin, Maddie. 

The Peculiar Crimes Unit has solved many extraordinary cases over the years, but some were hushed up and hidden away. Until now. Arthur Bryant remembers these lost cases as if they were yesterday. Here, then, is the truth about the Covent Garden opera diva and the 17th reindeer, the body that falls from the Tate Gallery, the ordinary London street corner where strange accidents keep occurring, the consul’s son discovered buried in the unit’s basement, the corpse pulled from a swamp of Chinese dinners....

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.