In The Case of the Ghost of Christmas Morning, Wodehousian clubman, flaneur, idler, and sleuth Anty Boisjoly pits his sardonic wits against another pair of impossible murders. This time, Anty Boisjoly’s Aunty Boisjoly is the only possible suspect when a murder victim stands his old friends a farewell drink at the local, hours after being murdered. 

England, 1925. After years shut away from the world, former detective Lord Edgington of Cranley Hall plans a grand ball to celebrate his 75th birthday. But when someone starts bumping off members of his scheming family, the old man enlists his teenage grandson to help find the killer before one of them is next. The mismatched duo must pick the culprit from a gaggle of preening playboys, scatter-brained spinsters, and irate inspectors in this Agatha-Christie-style whodunnit that will have you racing to spot the killer. 

The Earl of Burford can't believe his luck. Rex Ransom, his favourite star from the 'talkies', and his hot-shot producer, Haggermeir, want to film their next feature at Alderley, the family's seventeenth-century country estate. Somewhat less enthusiastic is the Countess, who finds herself hosting an impromptu house party for the incoming Hollywood crowd.

Understandably, Lord Burford had some misgivings about hosting another house party at Alderley, his beautiful country mansion. After all, the previous two could at best be described as disastrous, since a couple of their guests were bumped off during their stay on each occasion. But with family members travelling down for the funeral of an elderly relative, the Earl really had no choice but to offer them accommodation.

Uncle Willie has come to stay with the Redpaths for the holidays. It is just their luck for him to be found dead the morning after Christmas day, dressed in his Santa Claus costume, seemingly poisoned by his favourite chocolates. Or was there something sinister in the mince pies? If so, was it the ones stashed in his room or those sent to him mysteriously by post? More importantly, since his will was recently redrafted, who stands to gain by this unseasonable crime? 

Stephen Munro, a demobbed army officer, reconciles himself to taking a job as a footman to make ends meet. Employed at Wintringham Hall, the delightful but decaying Sussex country residence of the elderly Lady Susan Carey, his first task entails welcoming her eccentric guests to a weekend house-party, at which her bombastic nephew—who recognises Stephen from his former life—decides that an after-dinner séance would be more entertaining than bridge. Then Cicely disappears!

The year is 1920: Flying in the face of convention, legendary American adventuress Beryl Helliwell never fails to surprise and shock. The last thing her adoring public would expect is that she craves some peace and quiet. The humdrum hamlet of Walmsley Parva in the English countryside seems just the ticket. And, honestly, until America comes to its senses and repeals Prohibition, Beryl has no intention of returning stateside and subjecting herself to bathtub gin.

England, 1920. Eleanor Swift has spent the last few years travelling the world: taking tea in China, tasting alligators in Peru, escaping bandits in Persia and she has just arrived in England after a chaotic 45-day flight from South Africa. Chipstone is about the sleepiest town you could have the misfortune to meet. But then, from the edge of a quarry, through the driving rain, Eleanor is shocked to see a man shot and killed in the distance. Before she can climb down to the spot, the villain is gone and the body has vanished.

Spring, 1918. The Great War is at a crucial stage, the Germans are making one last push into France, and the Allies are struggling to hold them back. Battle lines are shifting, and men, and their machines, are being sent up and down the front to shore up defenses. Major Heathcliff Lennox, and his batman Greggs, are told to report to their new HQ. They set off on a sunlit day to fly the distance, but the enemy is never far away, and disaster strikes. They're sent crashing to the ground behind enemy lines, where life, death, and love await.

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.

At a costume party with the dubious theme of 'famous murderers and their victims', the know-it-all amateur criminologist Roger Sheringham is settled in for an evening of beer, small talk and analysing his companions. One guest in particular has caught his attention for her theatrics, and his theory that she might have several enemies among the partygoers proves true when she is found hanging from the 'decorative' gallows on the roof terrace. Noticing a key detail which could implicate a friend in the crime, Sheringham decides to meddle with the scene.

The Surrays and their five children form a prolific writing machine, with scores of treatises, reviews and crime thrillers published under their family name. Following a convergence of the whole household at their Oxfordshire home, Ruth—the middle sister—decides to spend some weeks there recovering from the pressures of the writing life. Their next return is heralded by the tragic news that Ruth has taken her life after an evening at the Surrays' hosting a set of publishers and writers, one of whom is named as Ruth's literary executor in the will she left behind. 

November 1907. George Dillman and Genevieve Masefield sail from Liverpool to New York on the maiden voyage of the luxurious Mauretania. Employed by the Cunard Line again as private detectives, they pose as passengers on what proves to be a very eventful crossing. Dillman is instrumental in rescuing a crew member from being washed overboard in severe weather, but he is unable to save one of the first-class passengers from the same fate. 

London’s bright young things are partying, Soho’s nightlife is buzzing, and Augusta Peel is hiding in her basement. She has a reason to hide there: it’s home to her Bloomsbury workshop where she repairs old, neglected books. After a busy time during the war, all Augusta wants is peace and quiet. But events take a turn when Augusta agrees to chaperone nineteen-year-old Harriet Jones on a date. Failing to get her home on time, she ends up in a riotous nightclub. She can’t imagine the evening getting much worse when the police raid it. But then the murder happens.

Recently divorced and reluctantly retired, Julia Bird has fled London to enjoy idyllic rural life in the Cotswolds. Determined to have the perfect English garden, her first job is to tear down the old shed, where she unearths much more than she’d bargained for: a body, apparently buried for decades. But who could it be, and who killed them? The police draw a blank, and even the gossip-fest that is the local book club can’t remember anyone going missing in the village.