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.

Madame Katerina, Detective 'Nine Nails' McGray's most trusted clairvoyant, hosts a séance for three of Edinburgh's wealthiest families.The following morning everyone is found dead, with Madame Katerina being the only survivor. When questioned she alleges a tormented spirit killed the families for revenge. McGray, even though he believes her, must find a rational explanation that holds up in court, else Katerina will be sentenced to death.

There have been many bad days in Edinburgh police's secret subdivision 'The Commission for the Elucidation of Unsolved Cases Presumably Related to the Odd and Ghostly'. But today is surely the worst. Because the exiled English Inspector Ian Frey, and his Scottish boss 'Nine-Nails' McGray are summoned to a meeting in the middle of the night with the Prime Minister himself. And he tells them that Queen Victoria - the most powerful person in the world - wants them both dead.

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....

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.

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.

An atmospheric debut novel set on the gritty streets of Victorian London, Some Danger Involved introduces detective Cyrus Barker and his assistant, Thomas Llewelyn, as they work to solve the gruesome murder of a young scholar in London's Jewish ghetto. When the eccentric and enigmatic Barker takes the case, he must hire an assistant, and out of all who answer an ad for a position with "some danger involved", he chooses downtrodden Llewelyn, a gutsy young man with a murky past.

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.

London, 1884. Sidney Grice is restless, having filed his latest case under S, for 'still to be solved', to await further inspiration. His ward, March Middleton, remains determined to uncover the truth. Geraldine Hockaday was outraged on the murky streets of Limehouse. Yet her attacker is still on the loose. But then a chance encounter brings a new victim to light, and it seems clear March and Grice are on the trail of a serial offender.

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.

Ruth has returned to Edinburgh after many years of exile, left rootless by the end of her marriage and career and now the death of her father, from whom she had long been estranged. She is faced with the daunting task of clearing his house, believing he had removed all traces of her mother. Yet hidden away in a barely used top-floor room, she finds he had secretly kept a cupboard full of her possessions. Sifting through the ancient papers, Ruth discovers the diary and letters written by her ancestor from the 18th century, Thomas Erskine.

One Sunday morning, the outspoken speaker of the House of Commons steps out of his front door only to be crushed under a mountain of citrus fruit. Bizarre accident or something more sinister? The government needs to know because here's a man whose knowledge of parliament’s biggest secret could put the future of the government at stake. It should be the perfect case for Bryant and May and the Peculiar Crimes Unit, but unfortunately one detective is in hospital, the other is missing and the staff have all been dismissed.

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. 

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.