Pigeonsford Estate is playing host to a group of close friends when one of their number, Grace Morland, is found dead in a ditch. The murder is made even more unusual by the fact that Grace was wearing her friend Francesca's hat, the same hat that only the day before she'd claimed she wouldn't be caught dead wearing. Inspector Cockrill has known most of the friends since they were children. They are all from good families and very close to one another; how, then, could one of them be a cold-blooded killer? And if one of them had murdered Grace which one was it and why had they done it? First published in 1941, Heads You Lose is a classic country house mystery that proves that in every friendship there are secrets, some of which are best left buried.

Set in a military hospital during the blitz, this novel is one of Brand's most intricately plotted detection puzzles, executed with her characteristic cleverness and gusto. When a patient dies under the anesthetic and later the presiding nurse is murdered, Inspector Cockrill finds himself with six suspects—three doctors and three nurses—and not a discernible motive among them.

A family patriarch is murdered on the eve of signing a new will. Sir Richard’s family has spent years waiting for him to die, but despite his weak heart, the old man simply refuses to cooperate. In the meantime, he makes their lives miserable by changing his will every few months, depending on which of his strange brood he favors that moment. Now he calls them together to announce his most diabolical revision yet: complete disinheritance of all the wastrels who bear his name. But he never gets a chance to sign the papers—by morning, he’s dead. Scotland Yard sends Inspector Cockrill, the only detective clever enough to unravel the family’s tangle of jealousy and deceit. Each member had reason to kill Sir Richard, but which one plunged the syringe of poison into his heart? With a family this mad, nothing is as complicated as the truth.

At a medieval pageant, Inspector Cockrill investigates a dramatic death Ever since she drove her best friend’s fiancé to kill himself, Isabel Drew has been nicknamed Jezebel. She is domineering, arrogant, vain—and beautiful enough to get away with it. She is starring as a princess in a medieval pageant when her past catches up to her. On tiny slips of paper, threats appear, promising death to Isabel and those around her. Fearing she may be attacked, she invites the brilliant Inspector Cockrill to keep her safe after the performance. But her precautions come too late. During the first show, Isabel falls from her tower and is dead before she hits the ground. She was strangled, and the room she fell from was locked from the inside—a crime too daring to be possible. But Inspector Cockrill saw it all, and unraveling the impossible is his specialty.

When Inspector Cockrill begins to investigate the murder of Raoul Vernet, he finds that many people wanted Vernet dead

Inspector Cockrill's dull vacation is jolted by a Mediterranean murder. From the moment he steps on the plane, Inspector Cockrill loathes his fellow travelers. They are typical tour group bores: the dullards of England whom he had hoped to escape by going to Italy. He gives up on the trip immediately, burying his nose in a mystery novel to ensure that no one tries to become his friend. But not long after the group makes landfall at the craggy isle of San Juan el Pirata, a murder demands his attention. The body of a woman is found laid out carefully on her bed, blood pooled around her and fingers wrapped around the dagger that took her life. The corrupt local police force, impatient to find a killer, names Cockrill chief suspect. To escape the Italian hangman, the detective must find out who would go on vacation to kill a stranger.

An island republic goes to insane lengths to canonize its most famous resident Juanita di Perli was a young woman when she decided to live the rest of her life on a table-top. She called it God’s will, but for the order of nuns that sprang up around her, Juanita’s devotion was a curse. For decades they did the bidding of the holy grouch, and the entire island of San Juan el Pirata sighed with relief when she died. Twenty years later, the islanders fight for Juanita’s canonization—not because they liked her, but because a local saint would be a tourist boon. The only thing keeping the island poor is the Archduke, who refuses to ask Rome to consider Juanita for sainthood. His stubbornness may get him dethroned or worse, for nothing will stop his subjects in their pursuit of Juanita’s holy cause.