Amy Snowden, in middle age, has long since settled into a lonely life in the Yorkshire town of Gunnarshaw, until - to her neighbours' surprise - she suddenly marries a much younger man. Months later Amy is found dead - apparently by her own hand - and her husband, Wright, has disappeared. Sergeant Caleb Cluff - silent, watchful, a man at home in the bleak moorland landscape of Gunnarshaw - must find the truth about the couple's unlikely marriage and solve the riddle of Amy's death.

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.

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.

When Harold Merefield returned home in the early hours of a winter morning from a festive little party at that popular nightclub, the Naxos, he was startled by a gruesome discovery. On his bed was a corpse. There was nothing to show the identity of the dead man or the cause of his death. At the inquest, the jury found a verdict of ‘death from natural causes’ - perhaps they were right, but yet? 

The reverend Dodd, vicar of the quiet Cornish village of Boscawen, spends his evenings reading detective stories by the fireside - but heaven forbid that the shadow of any real crime should ever fall across his seaside parish. But the vicar's peace is shattered one stormy night when Julius Tregarthan, an ill-tempered magistrate, is found at his house in Boscawen with a bullet through his head. The local police inspector is baffled by the lack of clues.

Samuel Whitehead, landlord of the Rose and Crown, is a stranger in the lonely East Anglian village of High Eldersham. And when the newcomer is stabbed to death in his pub, it seems that the veil dividing High Eldersham from the outside world is about to be lifted. Detective Inspector Young forms a theory about the case so utterly impossible that merely entertaining the suspicion makes him doubt his own sanity. Surrounded by sinister forces beyond his understanding, he calls on a brilliant amateur and 'living encyclopedia', Desmond Merrion. 

In a gloomy flat off Islington High Street, Chief Inspector Brett Nightingale and Sergeant Beddoes find an old woman dead. The Princess Olga Karukhin, who fled from Russia at the time of the Revolution, has lived in terror of being discovered ever since. Olga's grandson, Ivan, appears to have run from the scene but is later seen returning to the flat as though oblivious to the terrible crime. Taking place between 22nd and 24th December, Nightingale's enquiry takes him across London, culminating in the wrapping up of the mystery on Christmas Eve. 

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.

Amateur sleuth Mordecai Tremaine is back in another classic mystery from the author of Murder for Christmas. When Mordecai Tremaine emerges from the train station, murder is the last thing on his mind. But then again, he has never been able to resist anything in the nature of a mystery - and a mystery is precisely what awaits him in the village of Dalmering.

Lady Wainwright presides over the Gothic gloom at Belting, in mourning for her two sons lost in the Second World War. Long afterwards a stranger arrives at Belting, claiming to be the missing David Wainwright, who was not killed after all but held captive for years in a Russian prison camp. With Lady Wainwright's health fading, her inheritance is at stake, and the family is torn apart by doubts over its mysterious long-lost son. Belting is shadowed by suspicion and intrigue, and then the first body is found. 

It's 1929, and Ticky Maltravers is the toast of London high society, adored by everyone - or so it seems, until somebody poisons him over dinner. Now it turns out that numerous people with secrets to hide had every reason to wish him dead. But which of them murdered him? For Freddy Pilkington-Soames, newspaper reporter and man-about-town, the question hits a little too close to home.

Gerald Hennessey - silver-screen star and much-loved heartthrob - never quite makes it to Temple Regis, the quaint Devonshire seaside town on the English Riviera. Murdered on the 4.30 from Paddington, the loss of this great man throws Temple Regis' community into disarray. Not least Miss Judy Dimont, corkscrew-haired reporter for the local rag, The Riviera Express. Investigating Gerald's death, she's quickly called to the scene of a second murder.

Spirited, beautiful, and thoroughly unconventional, Prudence Pinsent is a remarkable young woman. One fine morning she sets out for Suffolk to join her cousin Lord Wellende for a few days hunting. On the way Prudence encounters Captain Studde of the coastguard who is pursuing a quarry of his own. Studde is on the trail of a drug smuggling ring that connects Wellende Hall with the cloistered world of Cambridge.

It's a perfectly normal day for Kitt Hartley at her job at the University of the Vale of York library, until Detective Inspector Halloran arrives at her desk to tell her that her best friend, Evie Bowes, is under suspicion of murder. Evie's ex-boyfriend Owen has been found dead - with a fountain pen stabbed through his heart - and all the evidence points to her. Kitt knows there is no way Evie could murder anyone - let alone Owen, whom she adored. 

"The horror on the train, great though it may turn out to be, will not compare with the horror that exists here, in this house." On Christmas Eve, heavy snowfall brings a train to a halt near the village of Hemmersby. Several passengers take shelter in a deserted country house, where the fire has been lit and the table laid for tea - but no one is at home. Trapped together for Christmas, the passengers are seeking to unravel the secrets of the empty house when a murderer strikes in their midst.