Sir John Phillips, the Harley Street surgeon, and his beautiful nurse, Jane Harden, are almost too nervous to operate. The emergency case on the table before them is the Home Secretary - and they both have very good, personal reasons to wish him dead. Within hours he does die, although the operation itself was a complete success, and Chief Detective Inspector Alleyn must find out why....

The crime scene was the stage of the Unicorn Theatre, when a prop gun fired a very real bullet; the victim was an actor clawing his way to stardom using bribery instead of talent; and the suspects included two unwilling girlfriends and several relieved blackmail victims. The stage is set for one of Roderick Alleyn's most baffling cases.

The poison was cyanide, slipped into the sacred wine of ecstasy just before it was presented to Miss Cara Quayne at the House of the Sacred Flame. The victim was a deeply religious initiate who had trained for a month for her last ceremony. She was also a very beautiful woman.... The suspects were the other initiates and the high priest. All claimed they were above earthly passions. But Cara Quayne had provoked lust, jealousy - and murder.

One of Ngaio Marsh’s most famous murder mysteries, which introduces Inspector Alleyn to his future wife, the irrepressible Agatha Troy. It started as a student exercise, the knife under the drape, the model’s pose chalked in place. But before Agatha Troy, artist and instructor, returns to the class, the pose has been reenacted in earnest: the model is dead, fixed forever in one of the most dramatic poses Troy has ever seen. It’s a difficult case for Chief Detective Inspector Alleyn.

A touring theatre company in New Zealand forms the basis of one of Marsh’s most ambitious and innovative novels. New Zealand theatrical manager Alfred Meyer wanted to celebrate his wife’s birthday in style. The piece de résistance would be the jeroboam of champagne which would descend gently into a nest of fern and coloured lights on the table, set up on stage after the performance. But something went horribly wrong. Chief Detective Inspector Alleyn witnessed it himself.

Ngaio Marsh’s most popular novel begins when a young New Zealander’s first contact with the English gentry is the body of Lord Wutherford - with a meat skewer through the eye.... The Lampreys had plenty of charm - but no cash. They all knew they were peculiar - and rather gloried in it. The double and triple charades, for instance, with which they would entertain their guests - like rich but awful Uncle Gabriel, who was always such a bore.

It was planned as an act of charity: a new piano for the parish hall, an amusing play to finance the gift. But its execution was doomed when Miss Campanula sat down to play. A chord was struck, a shot rang out and Miss Campanula was dead. A case of sinister infatuation for the brilliant Chief Detective-Inspector Alleyn.

A classic Ngaio Marsh novel in which a game of darts in an English pub has gruesome consequences. At the Plume of Feathers in south Devon one midsummer evening, eight people are gathered together in the taproom. They are in the habit of playing darts, but on this occasion an experiment takes the place of the usual game - a fatal experiment which calls for investigation.

Maurice Questing was left to die in a pool of boiling mud. Chief Inspector Roderick Alleyn knew that any number of people could have killed him: the English exiles he'd hated, the New Zealanders he'd despised or the Maoris he'd insulted. Even the spies he'd thwarted - if he wasn't a spy himself.

The lives of the inhabitants of Swevenings are disrupted only by a fierce competition to catch the Old Un, a monster trout known to dwell in a beautiful stream which winds past their homes. Then one of their small community is found brutally murdered; beside him is the freshly killed trout. Both died by violence - but Chief Detective Inspector Roderick Alleyn's murder investigation seems to be much more interested in the fish.... Scales of Justice was first published in 1955.

A winter weekend ends in snowbound disaster in a novel which remains a favourite among Marsh readers. It began as an entertainment: eight people, many of them enemies, gathered for a winter weekend by a host with a love for theatre. They would be the characters in a drama that he would devise. It ended in snowbound disaster. Everyone had an alibi - and most had motives as well. But Chief Detective Inspector Roderick Alleyn, when he finally arrived, knew it all hung on Thomas, the dancing footman....

A classic Ngaio Marsh mystery thriller combining drugs and sacrifice. High in the mountains stands the magnificent Saracen fortress, home of the mysterious Mr. Oberon, leader of a coven of witches. It is not the historic castle, however, that intrigues Roderick Alleyn, on holiday with his family, but the suspicion that a huge drugs ring operates from within its ancient portals. But before the holiday is over, someone else has stumbled upon the secret.

Dreams of stardom had lured Martyn Tarne from faraway New Zealand to make the dreary, soul-destroying round of West End agents and managers in search of work. The Vulcan Theatre had been her last forlorn hope, and now, driven by sheer necessity, she was glad to accept the humble job of dresser to its leading lady. And then came the eagerly awaited opening night.

Lord Pastern fired his revolver. The figure in the spotlight fell, and the coup-de-theatre had become murder. Could Inspector Alleyn believe Pastern had let hatred of his future son-in-law go too far? Or would the tangle of jealousies and blackmail among the guests reveal another murderer?

Pagan revelry and morris dancing in the middle of a very cold winter set the scene for one of Ngaio Marsh’s most fascinating murder mysteries. When the pesky Anna Bünz arrives at Mardian to investigate the rare survival of folk dancing still practised there, she quickly antagonizes the villagers. But Mrs Bünz is not the only source of friction - two of the other enthusiasts are also spoiling for a fight.