Hercule Poirot serisi aşağıdaki sırayla okunmalıdır: 1. The Mysterious Affair at Styles (1920). 2. The Murder on the Links (1923). 3. Poirot Investigates (1924). 4. The Murder of Roger Ackroyd (1926). 5. The Big Four (1927). 6. The Mystery of the Blue Train (1928). 7. Black Coffee (1930). 8. Peril at End House (1932). 9. Lord Edgware Dies (1933). 10. Three Act Tragedy (1934). 11. Murder on the Orient Express (1934). 12. Death in the Clouds (1935). 13. The A.B.C. Murders (1936). 14. Murder in Mesopotamia (1936). 15. Cards on the Table (1936). 16. Dumb Witness (1937). 17. Death on the Nile (1937). 18. Murder in the Mews (1937). 19. Appointment with Death (1938). 20. Hercule Poirot's Christmas (1938). 21. Sad Cypress (1940). 22. One, Two, Buckle My Shoe (1940). 23. Evil Under the Sun