Agatha Christie Dame Agatha Mary Clarissa Christie, Lady Mallowan, (; 15 September 1890 – 12 January 1976) was an English writer known for her 66 detective novels and 14 short story collections, particularly those revolving around fictiona ...

's mystery novels, several characters cross over different sagas, creating a

fictional universe A fictional universe, or fictional world, is a self-consistent setting with events, and often other elements, that differ from the real world. It may also be called an imagined, constructed, or fictional realm (or world). Fictional universes may ...

in which most of her stories are set. This article has one table to summarize the novels with characters who occur in other Christie novels; the table is titled Crossovers by Christie. There is brief mention of characters crossing over in adaptations of the novels. Her publications, both novels and short stories, are then listed by main detective, in order of publication. Some stories or novels authorised by the estate of Agatha Christie, using the characters she created, and written long after Agatha Christie died, are included in the lists. Her novels under the pen name Mary Westmacott and her nonfiction books are not covered in this article. One notable example of characters from one novel appearing in another is the novel ''

The Pale Horse ''The Pale Horse'' is a work of detective fiction by British writer Agatha Christie, first published in the UK by the Collins Crime Club on 6 November 1961,Chris Peers, Ralph Spurrier and Jamie Sturgeon. ''Collins Crime Club – A checklist of ...

'', which featured no fewer than five cross-over characters:

Ariadne Oliver Ariadne Oliver is a fictional character in the novels of Agatha Christie. She is a mystery novelist and a friend of Hercule Poirot. Profile Mrs Oliver often assists Poirot in his cases through her knowledge of the criminal mind. She often clai ...

, Major Despard and his wife Rhoda (all had previously appeared in the Poirot mystery ''

Cards on the Table ''Cards on the Table'' is a detective fiction novel by the English author Agatha Christie, first published in the UK by the Collins Crime Club on 2 November 1936 and in the US by Dodd, Mead and Company the following year. The UK edition retaile ...

''; although Mrs Oliver appeared in numerous later Poirot mysteries) and the Rev and Mrs Dane Calthrop (who were seen in the Miss Marple mystery ''

The Moving Finger ''The Moving Finger'' is a detective novel by British writer Agatha Christie, first published in the USA by Dodd, Mead and Company in July 1942 and in the UK by the Collins Crime Club in June 1943. The US edition retailed at $2.00 and the UK e ...

'').

List of cross-overs

Crossovers by Christie

Crossovers in media adaptations of novels or short stories

Outside of stories by Christie herself, three media adaptations of her works have featured crossovers involving Miss Marple which Christie herself never wrote; two of the three aired many decades after her death: * ''

The Alphabet Murders ''The Alphabet Murders'' is a 1965 British detective film directed by Frank Tashlin and starring Tony Randall as Hercule Poirot. It is based on the 1936 novel ''The A.B.C. Murders'' by Agatha Christie. Plot Albert Aachen, a clown with a unique ...

'' (1966 film) features a meeting between Poirot and Marple where they exchange glances * ''

Agatha Christie's Great Detectives Poirot and Marple is a Japanese anime television series that adapted several Agatha Christie stories about Hercule Poirot and Miss Marple. A new character named Maybelle West, Miss Marple's great-niece, who becomes Poirot's junior assistant, is used to con ...

'', a 2004 anime series, connects the two * The 2006 adaptation of ''

By the Pricking of My Thumbs ''By the Pricking of My Thumbs'' is a work of detective fiction by Agatha Christie and first published in the UK by the Collins Crime Club in November 1968Chris Peers, Ralph Spurrier and Jamie Sturgeon. ''Collins Crime Club – A checklist of F ...

'' as episode 7 (season 2 episode 3) of ''

Agatha Christie's Marple ''Agatha Christie's Marple'' (or simply ''Marple'') is a British ITV (TV network), ITV television programme loosely based on the books and short stories by British crime novelist Agatha Christie. The title character was played by Geraldine McEw ...

'' has Marple meet Tuppence while Tommy is away

List of novels & short stories by featured detective

Hercule Poirot

* ''

The Mysterious Affair at Styles ''The Mysterious Affair at Styles'' is a detective novel by British writer Agatha Christie. It was written in the middle of the First World War, in 1916, and first published by John Lane in the United States in October 1920 and in the United ...

'' (1920 novel) * '' The Adventure of the Western Star'' (1923 short story) * '' The Tragedy at Marsdon Manor'' (1923 short story) * '' The Adventure of the Cheap Flat'' (1923 short story) * '' The Mystery of Hunter's Lodge'' (1923 short story) * '' The Million Dollar Bond Robbery'' (1923 short story) * '' The Adventure of the Egyptian Tomb'' (1923 short story) * '' The Jewel Robbery at the Grand Metropolitan'' (1923 short story) * ''

The Kidnapped Prime Minister ''Poirot Investigates'' is a short story collection written by English author Agatha Christie and first published in the UK by The Bodley Head in March 1924.''The English Catalogue of Books''. Vol XI (A-L: January 1921 – December 1925). Kraus ...

'' (1923 short story) * '' The Disappearance of Mr Davenheim'' (1923 short story) * '' The Adventure of the Italian Nobleman'' (1923 short story) * '' The Case of the Missing Will'' (1923 short story) * '' Christmas Adventure'' (1923 short story) * '' The Affair at the Victory Ball'' (1923 short story) * '' The Adventure of the Clapham Cook'' (1923 short story) * '' The Cornish Mystery'' (1923 short story) * '' The Adventure of Johnnie Waverly'' (1923 short story) * '' The Double Clue'' (1923 short story) * '' The King of Clubs'' (1923 short story) * '' The LeMesurier Inheritance'' (1923 short story) * '' The Lost Mine'' (1923 short story) * '' The Plymouth Express'' (1923 short story) * '' The Chocolate Box'' (1923 short story) * '' The Veiled Lady'' (1923 short story) * '' The Submarine Plans'' (1923 short story) * '' The Market Basing Mystery'' (1923 short story) * ''

The Murder on the Links ''The Murder on the Links'' is a work of detective fiction by Agatha Christie, first published in the US by Dodd, Mead and Company, Dodd, Mead & Co in March 1923, and in the UK by The Bodley Head in May of the same year. It is the second novel ...

'' (1923 novel) * ''

The Murder of Roger Ackroyd ''The Murder of Roger Ackroyd'' is a work of detective fiction by British writer Agatha Christie, first published in June 1926 in the United Kingdom by William Collins, Sons and in the United States by Dodd, Mead and Company. It is the third no ...

'' (1926 novel) * '' The Under Dog'' (1926 short story) * '' Four and Twenty Blackbirds'' (1941 short story) * '' The Big Four'' (1927 novel) * '' Double Sin'' (1928 short story) * '' Wasp's Nest'' (1928 short story) * ''

Alibi An alibi (from the Latin, '' alibī'', meaning "somewhere else") is a statement by a person, who is a possible perpetrator of a crime, of where they were at the time a particular offence was committed, which is somewhere other than where the crim ...

'' (1928 play) * '' The Third Floor Flat'' (1929 short story) * '' Black Coffee'' (1930 play) * ''

Peril at End House ''Peril at End House'' is a work of detective fiction by British writer Agatha Christie, first published in the US by the Dodd, Mead and Company in February 1932 and in the UK by the Collins Crime Club in March of the same year. The US edition ...

'' (1932 novel) * '' The Mystery of the Bagdad Chest'' (1932 short story) * ''

Lord Edgware Dies ''Lord Edgware Dies'' is a work of detective fiction by British writer Agatha Christie, published in the UK by the Collins Crime Club in September 1933 and in the US by Dodd, Mead and Company later in the same year under the title of ''Thirt ...

'' (1933 novel) * ''

Murder on the Orient Express ''Murder on the Orient Express'' is a work of detective fiction by English writer Agatha Christie featuring the Belgian detective Hercule Poirot. It was first published in the United Kingdom by the Collins Crime Club on 1 January 1934. In the U ...

'' (1934 novel) * ''

Death in the Clouds ''Death in the Clouds'' is a work of detective fiction by British writer Agatha Christie, first published in the US by Dodd, Mead and Company on 10 March 1935 under the title of ''Death in the Air'' and in the UK by the Collins Crime Club in ...

'' (1935 novel) * ''

The A.B.C. Murders ''The A.B.C. Murders'' is a work of detective fiction by British writer Agatha Christie, featuring her characters Hercule Poirot, Arthur Hastings and Chief Inspector Japp, as they contend with a series of killings by a mysterious murderer kn ...

'' (1936 novel) * ''

Murder in the Mews ''Murder in the Mews and Other Stories'' is a short story collection by British writer Agatha Christie, first published in the UK by Collins Crime Club on 15 March 1937. In the US, the book was published by Dodd, Mead and Company under the tit ...

'' (1936 novella) * ''

Triangle at Rhodes ''Murder in the Mews and Other Stories'' is a short story collection by British writer Agatha Christie, first published in the UK by Collins Crime Club on 15 March 1937. In the US, the book was published by Dodd, Mead and Company under the tit ...

'' (1936 novella) * '' Problem at Sea'' (1936 short story) * '' Poirot and the Regatta Mystery'' (1936 short story) * ''

The Incredible Theft ''Murder in the Mews and Other Stories'' is a short story collection by British writer Agatha Christie, first published in the UK by Collins Crime Club on 15 March 1937. In the US, the book was published by Dodd, Mead and Company under the titl ...

'' (1937 novella) * ''

Yellow Iris ''Iris pseudacorus'', the yellow flag, yellow iris, or water flag, is a species of flowering plant in the family Iridaceae. It is native to Europe, western Asia and northwest Africa. Its specific epithet ''pseudacorus'' means "false acorus", ref ...

'' (1937 short story) * '' The Dream'' (1937 short story) * ''

Dumb Witness ''Dumb Witness'' is a detective fiction novel by British writer Agatha Christie, first published in the UK by the Collins Crime Club on 5 July 1937 and in the US by Dodd, Mead and Company later in the same year under the title of ''Poirot Loses ...

'' (1937 novel) * ''

Death on the Nile ''Death on the Nile'' is a work of detective fiction by British writer Agatha Christie, published in the UK by the Collins Crime Club on 1 November 1937 and in the US by Dodd, Mead and Company the following year. The UK edition retailed at s ...

'' (1937 novel) * '' Wasp's Nest'' (1937 TV play) * ''

The Yellow Iris ''The Yellow Iris'' is a radio play written by Agatha Christie and broadcast on the BBC National Programme on Tuesday 2 November 1937 at 8.00pm. The one-hour programme was broadcast again two days later, this time on the BBC Regional Programme ...

'' (1937 radio play) * ''

Appointment with Death ''Appointment with Death'' is a work of detective fiction by British writer Agatha Christie, first published in the UK by the Collins Crime Club on 2 May 1938 and in the US by Dodd, Mead and Company later in the same year. The UK edition retai ...

'' (1938 novel) * ''

Hercule Poirot's Christmas ''Hercule Poirot's Christmas'' is a work of detective fiction by British writer Agatha Christie, first published in the UK by the Collins Crime Club on 19 December 1938 (although the first edition is copyright dated 1939). It retailed at seven ...

'' (1938 novel) * ''

Sad Cypress ''Sad Cypress'' is a work of detective fiction by British writer Agatha Christie, first published in the UK by the Collins Crime Club in March 1940 and in the US by Dodd, Mead and Company later in the same year. The UK edition retailed at ei ...

'' (1940 novel) * ''

One, Two, Buckle My Shoe "One, Two, Buckle My Shoe" is a popular English language nursery rhyme and counting-out rhyme. It has a Roud Folk Song Index number of 11284. Lyrics A common version is given in ''The Oxford Dictionary of Nursery Rhymes'': :One, two, buckle ...

'' (1940 novel) * '' Evil Under the Sun'' (1941 novel) * ''

Five Little Pigs ''Five Little Pigs'' is a work of detective fiction by British writer Agatha Christie, first published in the US by Dodd, Mead and Company in May 1942 under the title of ''Murder in Retrospect'' and in the UK by the Collins Crime Club in Janu ...

'' (1942 novel) * ''

The Hollow ''The Hollow'' is a work of detective fiction by British writer Agatha Christie, first published in the United States by Dodd, Mead & Co. in 1946 and in the United Kingdom by the Collins Crime Club in November of the same year. The US edition ...

'' (1946 novel) * ''

Taken at the Flood ''Taken at the Flood'' is a work of detective fiction by British writer Agatha Christie, first published in the US by Dodd, Mead and Company in March 1948 under the title of ''There is a Tide . . .'' and in the UK by the Collins Crime Club in ...

'' (1948 novel) * ''

After the Funeral ''After the Funeral'' is a work of detective fiction by Agatha Christie and first published in the US by Dodd, Mead and Company in March 1953 under the title of ''Funerals are Fatal'' and in UK by the Collins Crime Club on 18 May of the same ye ...

'' (1953 novel) * ''

The Adventure of the Christmas Pudding ''The Adventure of the Christmas Pudding and a Selection of Entrées'' is a short story collection written by Agatha Christie and first published in the UK by the Collins Crime Club on 24 October 1960.Chris Peers, Ralph Spurrier and Jamie Sturg ...

'' (1960 novella) * '' The Mystery of the Spanish Chest'' (1960 novella) * ''

Curtain A curtain is a piece of cloth or other material intended to block or obscure light, air drafts, or (in the case of a shower curtain), water. A curtain is also the movable screen or drape in a theatre that separates the stage from the auditorium ...

'' (1975 novel) * '' The Incident of the Dog's Ball'' (2010 short story) * '' The Capture of Cerberus'' (2010 short story)

Miss Marple

* ''

The Tuesday Night Club ''The Thirteen Problems'' is a short story collection by British writer Agatha Christie, first published in the UK by Collins Crime Club in June 1932Chris Peers, Ralph Spurrier and Jamie Sturgeon. ''Collins Crime Club – A checklist of First E ...

'' (1927 short story) * '' Ingots of Gold'' (1928 short story) * '' The Blood-Stained Pavement'' (1928 short story) * '' The Idol House of Astarte'' (1928 short story) * '' Motive v. Opportunity'' (1928 short story) * '' The Thumb Mark of St. Peter'' (1928 short story) * '' The Blue Geranium'' (1929 short story) * '' The Companion'' (1930 short story) * '' The Four Suspects'' (1930 short story) * '' A Christmas Tragedy'' (1930 short story) * '' The Herb of Death'' (1930 short story) * '' The Affair at the Bungalow'' (1930 short story) * '' Death by Drowning'' (1930 short story) * ''

The Murder at the Vicarage ''The Murder at the Vicarage'' is a work of detective fiction by British writer Agatha Christie, first published in the UK by the Collins Crime Club in October 1930 and in the US by Dodd, Mead and Company later in the same year. The UK editio ...

'' (1930 novel) * '' Miss Marple Tells a Story'' (1934 short story) * '' The Case of the Caretaker'' (1941 short story) * '' The Tape-Measure Murder'' (1942 short story) * '' The Case of the Perfect Maid'' (1942 short story) * ''

The Body in the Library ''The Body in the Library'' is a work of detective fiction by Agatha Christie and first published in the US by Dodd, Mead and Company in February 1942 and in UK by the Collins Crime Club in May of the same year. The US edition retailed at $2.0 ...

'' (1942 novel) * '' Strange Jest'' (1944 short story) * '' A Murder is Announced'' (1950 novel) * '' They Do It with Mirrors'' (1952 novel) * ''

A Pocket Full of Rye A, or a, is the first Letter (alphabet), letter and the first vowel of the Latin alphabet, Latin alphabet, used in the English alphabet, modern English alphabet, the alphabets of other western European languages and others worldwide. Its name ...

'' (1953 novel) * ''

Sanctuary A sanctuary, in its original meaning, is a sacred place, such as a shrine. By the use of such places as a haven, by extension the term has come to be used for any place of safety. This secondary use can be categorized into human sanctuary, a saf ...

'' (1954 short story) * '' 4.50 from Paddington'' (1957 novel) * ''

Greenshaw's Folly ''The Adventure of the Christmas Pudding and a Selection of Entrées'' is a short story collection written by Agatha Christie and first published in the UK by the Collins Crime Club on 24 October 1960.Chris Peers, Ralph Spurrier and Jamie Stur ...

'' (1960 short story) * ''

The Mirror Crack'd from Side to Side ''The Mirror Crack'd from Side to Side'', a novel by Agatha Christie, was published in the UK in 1962 and a year later in the US under the title ''The Mirror Crack'd''. The story features amateur detective Miss Marple solving a mystery in St. M ...

'' (1962 novel) * ''

A Caribbean Mystery ''A Caribbean Mystery'' is a work of detective fiction by British writer Agatha Christie, first published in the UK by the Collins Crime Club on 16 November 1964 and in the United States by Dodd, Mead and Company the following year. The UK edi ...

'' (1964 novel) * ''

Nemesis In ancient Greek religion, Nemesis, also called Rhamnousia or Rhamnusia ( grc, Ῥαμνουσία, Rhamnousía, the goddess of Rhamnous), was the goddess who personifies retribution, a central concept in the Greek world view. Etymology The n ...

'' (1971 novel) * ''

Sleeping Murder ''Sleeping Murder: Miss Marple's Last Case'' is a work of detective fiction by Agatha Christie and first published in the UK by the Collins Crime Club in October 1976 and in the US by Dodd, Mead and Company later in the same year. The UK edit ...

'' (1976 novel) * ''The Case of the Caretaker's Wife'' (2011 short story)

Mr Satterthwaite

* '' The Coming of Mr Quin'' (1924 short story) * '' The Shadow on the Glass'' (1924 short story) * '' At the "Bells and Motley"'' (1925 short story) * '' The Sign in the Sky'' (1925 short story) * '' The Love Detectives'' (1926 short story) * '' The Soul of the Croupier'' (1927 short story) * '' The Voice in the Dark'' (1927 short story) * '' The Face of Helen'' (1927 short story) * '' The Dead Harlequin'' (1927 short story) * '' The Bird with the Broken Wing'' (1927 short story) * '' The World's End'' (1927 short story) * '' Harlequin's Lane'' (1927 short story) * '' The Man from the Sea'' (1929 short story) * '' The Harlequin Tea Set'' (1971 short story)

Parker Pyne

* '' The Case of the City Clerk'' (1932 short story) * '' The Case of the Rich Woman'' (1932 short story) * '' Have You Got Everything You Want?'' (1933 short story) * '' The Gate of Baghdad'' (1933 short story) * '' The House at Shiraz'' (1933 short story) * '' The Pearl of Price'' (1933 short story) * ''

'' (1933 short story) * '' The Oracle at Delphi'' (1933 short story) * ''

Problem at Pollensa Bay ''Problem at Pollensa Bay and Other Stories'' is a short story collection by Agatha Christie published in the UK only in November 1991 by HarperCollins. It was not published in the US but all the stories contained within it had previously been ...

'' (1936 short story) * ''

The Regatta Mystery ''The Regatta Mystery and Other Stories'' is a short story collection written by Agatha Christie and first published in the US by Dodd, Mead and Company in 1939. The first edition retailed at $2.00. The stories feature, with one exception ("In ...

'' (1939 short story)

Superintendent Battle

* ''

The Secret of Chimneys ''The Secret of Chimneys'' is a work of detective fiction by British writer Agatha Christie, first published in the UK by The Bodley Head in June 1925 and in the US by Dodd, Mead and Company later in the same year. It introduces the characters ...

'' (1925 novel) * ''

The Seven Dials Mystery ''The Seven Dials Mystery'' is a work of detective fiction by Agatha Christie, first published in the UK by William Collins & Sons on 24 January 1929 and in the US by Dodd, Mead and Company later in the same year. In this novel, Christie bri ...

'' (1929 novel) * ''

'' (1936 novel) * '' Murder is Easy'' (1939 novel) * ''

Towards Zero ''Towards Zero'' is a work of detective fiction by Agatha Christie first published in the US by Dodd, Mead and Company in June 1944, and in the UK by the Collins Crime Club in July of the same year. The first US edition of the novel retailed ...

'' (1956 play adaption) * ''

Chimneys A chimney is an architectural ventilation structure made of masonry, clay or metal that isolates hot toxic exhaust gases or smoke produced by a boiler, stove, furnace, incinerator, or fireplace from human living areas. Chimneys are typic ...

'' (2003 play adaption)

Tommy and Tuppence

* ''

The Secret Adversary ''The Secret Adversary'' is the second published detective fiction novel by British writer Agatha Christie, first published in January 1922 in the United Kingdom by The Bodley Head and in the United States by Dodd, Mead and Company later in ...

'' (1922 novel) * '' Partners in Crime'' (1929 collection of related short stories) * ''

N or M? ''N or M?'' is a work of detective fiction by Agatha Christie first published in the US by Dodd, Mead and Company in 1941 and in the UK by the Collins Crime Club in November of the same year.Chris Peers, Ralph Spurrier and Jamie Sturgeon. ''Coll ...

'' (1941 novel) * ''

'' (1968 novel) * ''

Postern of Fate ''Postern of Fate'' is a work of detective fiction by Agatha Christie that was first published in the UK by the Collins Crime Club in October 1973''Collins Crime Club – A checklist of First Editions'' Chris Peers, Ralph Spurrier and Jamie ...

'' (1973 novel)

Colonel Race

* ''

The Man in the Brown Suit ''The Man in the Brown Suit'' is a work of detective fiction by British writer Agatha Christie, first published in the UK by The Bodley Head on 22 August 1924 and in the US by Dodd, Mead and Company later in the same year. The character Colo ...

'' (1924 novel) * ''

Sparkling Cyanide ''Sparkling Cyanide'' is a work of detective fiction by British writer Agatha Christie, first published in the US by Dodd, Mead and Company in February 1945 under the title of ''Remembered Death'' and in UK by the Collins Crime Club in the Dece ...

'' (1945 novel) * ''Cards On the Table'' (1936 novel) * ''Nemesis'' (1971 Novel) ention of a "Race" in the obituary that Miss Marple was reading

Trivia

herself exists in her fictional universe, as she is mentioned by a character in the Miss Marple novel ''

''. * In ''

The Labours of Hercules ''The Labours of Hercules'' is a short story collection written by Agatha Christie and first published in the US by Dodd, Mead and Company in 1947 and in the UK by Collins Crime Club in September of the same year.Chris Peers, Ralph Spurrier and ...

'' a character imagines a friendship between the mother of

Hercule Poirot Hercule Poirot (, ) is a fictional Belgian detective created by British writer Agatha Christie. Poirot is one of Christie's most famous and long-running characters, appearing in 33 novels, two plays ('' Black Coffee'' and ''Alibi''), and more ...

and his supposed brother Achille, and the mother of Sherlock and

Mycroft Holmes Mycroft Holmes is a fictional character appearing in stories written by Sir Arthur Conan Doyle from 1893 to 1908. The elder brother (by seven years) of detective Sherlock Holmes, he is a government official and a founding member of the Diogenes ...

, perhaps implying that

Arthur Conan Doyle Sir Arthur Ignatius Conan Doyle (22 May 1859 – 7 July 1930) was a British writer and physician. He created the character Sherlock Holmes in 1887 for ''A Study in Scarlet'', the first of four novels and fifty-six short stories about Ho ...

's Sherlock Holmes adventures are set in the same universe. * The collection '' Partners in Crime'' may create an inconsistency: in it,

Tommy and Tuppence Tommy and Tuppence are two fictional detectives, recurring characters in the work of Agatha Christie. Their full names are Thomas Beresford and his wife Prudence (née Cowley). Tommy and Tuppence first appeared in Christie's ''The Secret Advers ...

mimick a series of famous fictional detectives of the period, including

Sherlock Holmes Sherlock Holmes () is a fictional detective created by British author Arthur Conan Doyle. Referring to himself as a " consulting detective" in the stories, Holmes is known for his proficiency with observation, deduction, forensic science and ...

and

, thus implying that they are fictional in the universe.

References

{{Miss Marple Agatha Christie Hercule Poirot Miss Marple Fictional universes Continuity (fiction)