How many novels did the detective who helped Antoinette Marceau on the Murder on the Orient Express appear in?
Hercule Poirot Hercule Poirot ( ; ] ) is a fictional Belgian detective, created by Agatha Christie. Poirot is one of Christie's most famous and long-lived characters, appearing in 33 novels, one play ("Black Coffee"), and more than 50 short stories published between 1920 and 1975.
Maigret's Mistake Maigret's Mistake (French:"Maigret se trompe") is a 1953 detective novel by the Belgian writer Georges Simenon featuring his character Jules Maigret. It was translated into English in 1954.