When George Abbershaw is invited to Black Dudley Manor for the weekend, he has only one thing on his mind - proposing to Meggie Oliphant. Unfortunately for George, things don't quite go according to plan. A harmless game turns decidedly deadly and suspicions of murder take precedence over matrimony. Trapped in a remote country house with a murderer, George can see no way out. But Albert Campion can.

Welworth Garden City in the 1940s is a forward-thinking town where free spirits find a home - vegetarians, socialists, and an array of exotic religious groups. Chief among these are the Children of Osiris, led by the eccentric High Prophet, Eustace K. Mildmann. The cult is a seething hotbed of petty resentment, jealousy and dark secrets - which eventually lead to murder. The stage is set for one of Inspector Meredith's most bizarre and exacting cases.

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.

Fresh out of uniform, DC Jimmy Bliss finds himself at the centre of an undercover sting. Enlisted by a crew of villains to crack a safe, he fears his cover is blown when he’s seen in the wrong place at the wrong time. But on the night of the job, things run smoothly enough until the gang leader changes the location of the heist. As the job spirals out of control, Bliss has to trust his instincts and buy some time. There’s just one problem: he has no idea if his team know what has become of him.

Chief Inspector Macdonald has been invited to a treasure hunt party at the house of the Graham Coombe, the celebrated publisher of Murder by Mesmerism. The clues of the hunt have been devised by Coombe's thriller-writer friends, disguised on the night under literary pseudonyms. The fun comes to an abrupt end, however, when 'Samuel Pepys' is found murdered in the telephone room in bizarre circumstances.

In 1921, the bloodied bodies of Colonel Fletcher, his wife and two staff are found in a manor house in Surrey. The police have put the murders down to a violent robbery, but Detective Inspector Madden from Scotland Yard has his own suspicions. In the meantime the killer is plotting his second strike.

After an elite criminal profiling unit is shut down amid a storm of scandal and mismanagement, only one person emerges unscathed. Forensic psychiatrist Doctor Alexander Gregory has a reputation for being able to step inside the darkest minds to uncover whatever secrets lie hidden there, and soon enough he finds himself drawn into the murky world of murder investigation. In the beautiful hills of County Mayo, Ireland, a killer is on the loose. Panic has a stranglehold on its rural community, and the Garda are running out of time.

When a girl’s body is found strangled, raped, and horrifically mutilated by a boat’s propeller, deep in the heart of the Norfolk Broads, newly arrived Detective Inspector John Tanner is asked to assist with the investigation. At first, all the evidence points to a man who had a multi-million-pound reason to kill her. But when an alibi is produced from an unexpected source, and another body appears at the base of a slipway, Tanner finds himself turning to local girl Detective Constable Jenny Evans for help.

DI Nikki Galena: A police detective with nothing left to lose, she's seen a girl die in her arms, and her daughter will never leave the hospital again. She's gotten tough on the criminals she believes did this to her. Too tough. And now she's been given one final warning: make it work with her new sergeant, DS Joseph Easter, or she's out.

In December 1926, Agatha Christie goes missing. Investigators find her empty car on the edge of a deep, gloomy pond, the only clues some tire tracks nearby and a fur coat left in the car - strange for a frigid night. Her World War I veteran husband and her daughter have no knowledge of her whereabouts, and England unleashes an unprecedented manhunt to find the up-and-coming mystery author. Eleven days later, she reappears, just as mysteriously as she disappeared, claiming amnesia and providing no explanations for her time away.