When a signalman discovers a mutilated body inside a railway tunnel near Groote Park, it seems to be a straightforward case of a man struck by a passing train. But Inspector Vandam of the Middeldorp police isn’t satisfied that Albert Smith’s death was accidental, and he sets out to prove foul play in a baffling mystery which crosses continents from deepest South Africa to the wilds of northern Scotland, where an almost identical crime appears to have been perpetrated.

Following a mysterious explosion, the offices of Excelsior Joinery Company are no more; the three directors are killed and the peace of a quiet town in Surrey lies in ruins. When the supposed cause of an ignited gas leak is dismissed and the presence of dynamite revealed, Superintendent Littlejohn of Scotland Yard is summoned to the scene. But beneath the sleepy veneer of Evingden lies a hotbed of deep-seated grievances. Confounding Littlejohn's investigation is an impressive cast of suspicious persons, each concealing their own ax to grind.

When Dr Raymond Ferens moves to a practice at Milham in the Moor in north Devon, he and his wife are enchanted with the beautiful hilltop village lying so close to moor and sky. At first they see only its charm, but soon they begin to uncover its secrets - envy, hatred and malice. Everyone says that Sister Monica, warden of a children's home, is a saint - but is she? A few months after the Ferens' arrival her body is found drowned in the mill-race. Chief Inspector Macdonald faces one of his most difficult cases in a village determined not to betray its dark secrets to a stranger.

On a fine autumn weekend Lord Aveling hosts a hunting party at his country house, Bragley Court. Among the guests are an actress, a journalist, an artist and a mystery novelist. The unlucky 13th is John Foss, injured at the local train station and brought to the house to recuperate - but John is nursing a secret of his own. Soon events take a sinister turn when a painting is mutilated, a dog stabbed and a man strangled. 

Bruce Attleton dazzled London’s literary scene with his first two novels, but his early promise did not bear fruit. His wife, Sybilla, is a glittering actress, unforgiving of Bruce’s failure, and the couple lead separate lives in their house at Regent’s Park. When Bruce is called away on a sudden trip to Paris, he vanishes completely until his suitcase and passport are found in a sinister artist’s studio, the Belfry, in a crumbling house in Notting Hill, and Inspector Macdonald must uncover Bruce’s secrets. This intricate mystery from a classic writer is set in a superbly evoked London of the 1930s.

Lord Comstock is a barbarous newspaper tycoon with enemies in high places. His murder in the study of his country house poses a dilemma for the Home Secretary. In the hours before his death, Lord Comstock’s visitors included the government Chief Whip, an Archbishop, and the Assistant Commissioner for Scotland Yard. Suspicion falls upon them all and threatens the impartiality of any police investigation. Abandoning protocol, the Home Secretary invites four famous detectives to solve the case: Mrs Adela Bradley, Sir John Saumarez, Lord Peter Wimsey, and Mr Roger Sheringham. 

Amateur thief Ted Lyte has chosen an isolated house by the coast for his first robbery. But Haven House is no ordinary country home. While hunting for silverware to steal, Ted stumbles upon a locked room containing seven dead bodies. Detective Inspector Kendall takes on the case with the help of passing yachtsman Thomas Hazeldean. The search for the house's absent owners takes Hazeldean across the Channel to Boulogne, where he finds more than one motive to stay and investigate.

For the most part, the dead man received public sympathy. A decent, hardworking chap, with not an enemy anywhere. People were surprised that anybody should want to kill Jim. But Jim has been drowned in the Dumb River, near Ely, miles from his Yorkshire home. His body has been discovered before the killer intended – disturbed by a torrential flood. It's up to Superintendent Littlejohn of Scotland Yard to trace the mystery of the murder to its source, leaving waves of scandal and sensation in his wake.

At the offices of the Hatton Garden diamond merchant, Duke and Peabody, the body of old Mr Gething is discovered beside a now empty safe. With multiple suspects, the robbery and murder is clearly the work of a master criminal and requires a master detective to solve it. Meticulous as ever, Inspector Joseph French of Scotland Yard embarks on an investigation that takes him from the streets of London to Holland, France and Spain and finally to a ship bound for South America.

Horniman, Birley and Craine is a highly respected legal firm with clients reaching to the highest in the land. When a deed box in the office is opened to reveal a corpse, the threat of scandal promises to wreak havoc on the firm's reputation - especially as the murder looks like an inside job. The partners and staff of the firm keep a watchful and suspicious eye on their colleagues, as Inspector Hazlerigg sets out to solve the mystery of who Mr Smallbone was - and why he had to die. 

From the Collins Crime Club archive, the forgotten second novel by Freeman Wills Crofts, once dubbed 'The King of Detective Story Writers' and recognised as one of the 'big four' Golden Age crime authors. When the body of Sir William Ponson is found in the Cranshaw River near his home of Luce Manor, it is assumed to be an accident - until the evidence points to murder.

Through the double clamour of Big Ben and the shrill sound of the bell rang a revolver shot. A financier is found shot in the House of Commons. Suspecting foul play, Robert West, a parliamentary private secretary, takes on the role of amateur sleuth. Used to turning a blind eye to covert dealings, West must now uncover the shocking secret behind the man's demise, amid distractions from the press and the dead man's enigmatic daughter. 

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.  

Late summer 1933. After a quarrel with too-plucky-for-her-own-good amateur sleuth Kitty Underhay, dashing ex-army captain Matthew Bryant is nursing his wounds, and a tumbler of brandy, when there’s a heavy knock at the door and he finds himself arrested for murder. The body of aspiring actress Pearl Bright has been found, strangled with one of Matt’s own bootlaces, and the evidence seems to be stacked against him. The local constabulary might have locked Matt up, but before they can throw away the key, Kitty hears the news and hies to his aid, determined to prove his innocence. 

Mrs Bradley, sharp-eyed detective and celebrated psychiatrist, has decided to spend Christmas with her nephew at his beautiful house in the Cotswolds. It isn’t long before a mystery unfolds. There are strange events occurring in the nearby wood, and local villagers are receiving anonymous threatening letters. Then the snow begins to fall - and a body is discovered. Mrs Bradley is on the case, but she’ll have to hatch an ingenious plan to reveal the truth and find the culprit....