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.

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.

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.

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.

It's 1883. Thaniel Steepleton returns home to his tiny London apartment to find a gold pocket watch on his pillow. Six months later the mysterious timepiece saves his life, drawing him away from a blast that destroys Scotland Yard. At last he goes in search of its maker, Keita Mori, a kind, lonely immigrant from Japan. Although Mori seems harmless, a chain of unexplainable events soon suggests he must be hiding something.

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 the 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.

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.

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. 

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.

London, 1863. Bridie Devine, the finest female detective of her age, is taking on her toughest case yet. Reeling from her last job and with her reputation in tatters, a remarkable puzzle has come her way. Christabel Berwick has been kidnapped. But Christabel is no ordinary child. She is not supposed to exist. 

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.

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.

It's 1920, and Christmas is coming. Major Lennox finds a body on his doorstep - why on his doorstep? Was it to do with the Countess? Was it about the ruby necklace? Lennox goes to Melrose Court, home to his uncle, Lord Melrose, to uncover the mystery. But then, the murders begin, and it snows, and it all becomes very complicated.

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.  

My name is Peter Grant, and until January, I was just probationary constable in that mighty army for justice known to all right-thinking people as the Metropolitan Police Service (and as the Filth to everybody else). My only concerns in life were how to avoid a transfer to the Case Progression Unit - we do paperwork so real coppers don't have to - and finding a way to climb into the panties of the outrageously perky WPC Leslie May. Then one night, in pursuance of a murder inquiry, I tried to take a witness statement from someone who was dead but disturbingly voluble....