Disney
Branagh’s adaptations are more concerned with Poirot himself than any of the suspects – the murder in this film only happens 70 minutes in.
Lifestyle pictures/Alamy
A book that defies the usual mystery formula, Death on the Nile is more than just a clever tale about murder.
Visitors being taken by boat to Agatha Christie’s house, Greenway, on the River Dart.
David Lyon/Alamy
From Emile Brontë’s West York Moors to the mining town where DW Lawrence set Sons and Lovers, there is much literary heritage to be discovered all over the UK.
David Suchet as Hercule Poirot.
ITV
Christie used her Belgian sleuth to unpick ideas of England and Englishness.
Hard-boiled detective: Elliott Gould in The Long Goodbye (1973).
Allstar/Cinetext/MGM
Whether they are set in a country house or on the mean streets, detective novels tell us so much about human nature.
Agatha Christie Trust
How 4,000-year-old papyrus letters prompted the queen of crime fiction to write Death Comes as the End.
21st Century Fox
Just about everyone knows whodunnit. But there are other reasons to see a movie than just the plot.