Poirot Private investigators - England Detective and mysterty stories Jane (Fictitious character) Marple Murder - Wales Superintendent (Fictitous character) Superintendent (Fictitious character) Battle Manors Beresford Tommy (Fictitious character) Tuppence (Fictitious character) Christie Agatha 1890-1976 Orient Express (Express train) Serial murders - England - Wychwood Region Women detectives - England