From the brilliant pen of Agatha Christie comes two novels featuring the beloved sleuthing duo: In the The Secret Adversary, Tommy and Tuppence decide to embark on a daring business scheme: Young Adventurers Ltd. But they get more than they bargained for when their first assignment for the sinister Mr. Whittington draws them into a diabolical conspiracy. Set during the dark days of World War II, Agatha Christie’s N or M? puts two most unlikely espionage agents, Tommy and Tuppence Beresford, on the trail of a pair of Nazi spies who have murdered Britain’s top agent.

Summertime—as the temperature rises, so does the potential for evil. From Cornwall to the French Riviera, whether against a background of Delphic temples or English country houses, Agatha Christie’s most famous characters solve complicated puzzles as the stakes heat up. Pull up a deckchair and enjoy plot twists and red herrings galore from the bestselling fiction writer of all time.

Sidelined by his war injuries in 1916, Captain Hastings travels to his friend’s estate at Styles Court to recover from his wounds. As the summer heats up, a tragic murder occurs, and Hastings calls upon the services of his old acquaintance Hercule Poirot. With seemingly unrelated clues - a scrap of a burned will, a false beard, and an empty packet of bromide - the brilliant detective launches his first investigation on English soil and forges an enduring friendship.

Mrs. Packington felt alone, helpless, and utterly forlorn. But her life changed when she stumbled upon an advertisement in the Times that read: "Are you happy? If not, consult Mr. Parker Pyne." Equally adept at putting together the fragments of a murder mystery or the pieces of a broken marriage, Mr. Parker Pyne is possibly the world's most unconventional private investigator. Armed with just his intuitive knowledge of human nature, he is an Englishman abroad, traveling the globe to solve and undo crime and misdemeanor.

The Man in the Brown Suit is Agatha Christie at her best, as a young woman makes a dangerous decision to investigate a shocking “accidental” death she witnesses at a London tube station. In Agatha Christie’s classic crime adventure novel, They Came to Baghdad, a bright young adventure seeker in the Middle East finds more excitement than she bargained for when a wounded spy expires in her hotel room.

Miss Marple encounters a compelling murder mystery in the sleepy little village of St. Mary Mead, where under the seemingly peaceful exterior of an English country village lurks intrigue, guilt, deception and death. Colonel Protheroe, local magistrate and overbearing land-owner is the most detested man in the village. Everyone—even in the vicar—wishes he were dead. And very soon he is—shot in the head in the vicar's own study. Faced with a surfeit of suspects, only the inscrutable Miss Marple can unravel the tangled web of clues that will lead to the unmasking of the killer.

This mystery novel follows Anthony Cade, a man who unknowingly finds himself in the middle of an international conspiracy and a murder investigation after accepting a simple delivery job from an old friend. As Cade slowly begins to realize his predicament has potentially put him in danger, he begins his own investigation into the strange series of events just as Inspector Battle of Scotland Yard begins the main, official investigation.

It’s December 19, 1931. Hercule Poirot and Inspector Edward Catchpool are looking forward to a much-needed, restful Christmas holiday, when they are called upon to investigate the murder of a man in a Norfolk hospital ward. Cynthia Catchpool, Edward’s mother, insists that Poirot stay with her in a crumbling mansion by the coast, so that they can all be together for the festive period while he solves the case.

In a remote house in the middle of Dartmoor, six shadowy figures huddle around a table for a seance. Tension rises as the spirits spell out a chilling message: "Captain Trevelyan...dead...murder." Is this black magic or simply a macabre joke? The only way to be certain is to locate Captain Trevelyan. Unfortunately, his home is six miles away and, with snowdrifts blocking the roads, someone will have to make the journey on foot....

Jane Marple is an elderly lady from St Mary Mead who possesses an uncanny knack for solving even the most perplexing puzzles. Now, for the first time in 45 years, Agatha Christie’s beloved character returns to the page for a globe-trotting tour of crime and detection. Join Marple as she travels through her sleepy English village and around the world. In St Mary Mead, a Christmas dinner is interrupted by unexpected guests; the Broadway stage in New York City is set for a dangerous improvisation.

Pretty, young Anne came to London looking for adventure. In fact, adventure comes looking for her - and finds her immediately at Hyde Park Corner tube station. Anne is present on the platform when a thin man, reeking of mothballs, loses his balance and is electrocuted on the rails. The Scotland Yard verdict is accidental death. But Anne is not satisfied. After all, who was the man in the brown suit who examined the body? And why did he race off, leaving a cryptic message behind?

While playing an erratic round of golf, Bobby Jones slices his ball over the edge of a cliff. His ball is lost, but on the rocks below he finds the crumpled body of a dying man. The man opens his eyes and with his last breath says, "Why didn't they ask Evans?" Haunted by those words, Bobby and his vivacious companion, Frankie, set out to solve a mystery that will bring them into mortal danger.... This title was previously published as The Boomerang Clue.

Hercule Poirot's quiet supper in a London coffeehouse is interrupted when a young woman confides to him that she is about to be murdered. She is terrified - but begs Poirot not to find and punish her killer. Once she is dead, she insists, justice will have been done. Later that night, Poirot learns that three guests at a fashionable London Hotel have been murdered, and a cufflink has been placed in each one’s mouth. Could there be a connection with the frightened woman?

When a number of leading scientists disappear without a trace, concern grows within the international intelligence community. And the one woman who appears to hold the key to the mystery is dying from injuries sustained in a plane crash. Meanwhile, in a Casablanca hotel room, Hilary Craven prepares to take her own life. But her suicide attempt is about to be interrupted by a man who will offer her an altogether more thrilling way to die....

It’s the perfect time to curl up in front of a crackling fire with these wintry whodunits from the legendary Agatha Christie. But beware of deadly snowdrifts and dangerous gifts, poisoned meals and mysterious guests. This chilling compendium of short stories - some featuring beloved detectives Hercule Poirot and Miss Marple - is an essential omnibus for Christie fans.