New Year's Day - and through the misty streets of Victorian Edinburgh, an elegant female figure walks the cobblestones with a certain vengeful purpose. Jean Brash, the mistress of the Just Land, brings her cool intelligence to solving a murder, a murder that took place in her own bawdy house (the best in Edinburgh and her pride and joy). A prominent judge, strangled and left dangling, could bring her whole life to ruin, and she didn't haul herself off the streets, up through low, dirty houses of pleasure and violent vicious men, to let that come to pass.

Inspector Purbright is a thoroughly English policeman: affable, polite, dogged and decent. Created by award-winning crime writer Colin Watson, he appeared in 12 Flaxborough mysteries, four of which were adapted for BBC TV under the title Murder Most English. These five radio dramatisations star Peter Jeffrey, John Pullen and John Rowe as Purbright.

Glasgow’s finest are on the case in these thrilling radio adaptations, based on the books by Peter Turnbull. In the four-part serial Condition Purple, a murdered prostitute is found in the heart of Glasgow's prosperous business quarter. Could a tattoo on her body hold the key to finding her killer? In Two Way Cut, another four-parter, a headless body without a speck of blood on it has the cops puzzled - and who was the strange figure that PC Hamilton saw running along by the canal?

Inspector Lestrade of Scotland Yard was made to look a fool in the Sherlock Holmes stories. Now he gets his own back, introducing 16 tales of detectives whose abilities rival that of the great Sherlock Holmes.

With his cape, canes and shovel hat, portly amateur sleuth Dr Gideon Fell cuts an eccentric figure - but his odd appearance belies his sharp intellect and astonishing faculty for deduction. Created by crime novelist John Dickson Carr and supposedly based on fellow author G. K. Chesterton, Dr Fell appeared in 23 novels between 1933 and 1967. This radio collection comprises all eight of the BBC adaptations based on Carr's best-selling books.

Manchester detective DCI Stone and his team are faced with 10 complex, morally challenging cases in this collection of hard-hitting radio dramas. As series 5 opens, Stone is still reeling from the mishandled shooting of Callum Gartside, a gunman who had murdered his own family. With his personal life in tatters, he must find the strength to hold it together and do his job. 

Jazz-loving Policeman Charlie Resnick is one of the most popular characters in contemporary crime fiction. This thrilling collection brings together three dramatisations and two original radio stories starring the Nottingham-based detective, all scripted by his creator, award-winning author John Harvey.

Cantankerous and dishevelled, Chief Inspector Dover is no one's idea of a model detective - but he does have an uncanny knack for solving crimes. In these radio dramas, set in the 1960s and '70s, he and his long-suffering sergeant, Charlie McGregor, investigate sinister cases of kidnap and murder. The first four are adapted from Joyce Porter's novels, while the latter two are original stories based on her characters.

The complete series 1-5 of the thrilling mystery series. On sabbatical from the Franciscan order, Father Paolo Baldi is working as a philosophy lecturer in Dublin when his life takes an unexpected turn and he finds himself helping the police to solve crimes. Along with Tina, Paolo uncovers the truth behind the killings of several rockabilly band members and a high-profile case of a police officer’s murder as well as delving into the highly competitive world of celebrity chefs. 

Full-cast BBC Radio 4 dramatisations of the first five Falco novels by Lindsey Davis, starring Anton Lesser as Marcus Didius Falco.

Hugo Speer stars as John Stone in the final two series of this gritty, fast-paced crime drama. Manchester detective DCI Stone and his team are faced with more morally challenging cases in these hard-hitting stories. When a dead body is discovered at an inner city hotel DCI Stone is forced to navigate the murky and transient world of catering.

A onetime Crusader turned Benedictine monk, Brother Cadfael is a most unusual detective. Living a quiet life as a monastery herbalist, he spends his days ministering to his brothers using the medical skills he acquired in the Holy Lands - but his worldly knowledge and wide experience of human nature are frequently called upon when there is a murder to solve.... 

Every year, on the winter solstice, the small town of Melcombe observes an annual custom, the roots and meaning of which are lost in the mists of time. A torchlit procession to the ancient tomb of Cairndale Knapp, overlooking the town, puts the old sun to bed and greets the new sun in the morning, restoring balance to the year. This year, however, Mr Sam Notice has bought the Knapp and has set about landscaping it. 

The first four series of the original BBC Radio 4 fantastical drama series set in a world almost, but not quite, like our own. Paul Hilton stars as William Palmer, the immortal, reluctant and unthanked hero protecting mankind from an enemy they resist believing in: the Grey Folk. Thrilling, dark and contemporary, the dramas are set in a recognisable present day but one haunted by the folktales of the British Isles: drowned villages, changeling children, werewolves and unruly nature spirits.

The Martin Beck books are widely acknowledged as some of the most influential detective novels ever written. Written by Swedish husband and wife team Maj Sjöwall and Per Wahlöö between 1965 and 1975, the 10-book series set a gold standard for all subsequent Scandinavian crime fiction. Long before Kurt Wallander or Harry Hole, Beck was the original flawed policeman, working with a motley collection of colleagues to uncover the cruelty and injustice lurking beneath the surface of Sweden's liberal society.