A person who had usurped the identity of a famous writer of detective stories was killed in the train. Why and by whom?
Renée Saint-Cyr
Clarisse Coquet
Henri Guisol
Armand Le Noir
Pierre Renoir
Charles de Bruine
Michel Vitold
Nazarian
Raymond Bussières
Griset
Alexandre Rignault
Avril
Marguerite Pierry
Mademoiselle Malvina
Lucien Gallas
Léopold
Léonce Corne
Pincet
Guy Decomble
Jean Didier
Francis
Maurice Dorléac
Philosopher
Case 137
Gangsters
True Believer
Umbrella Coup
See How They Fall
American Murderer
Only the Animals
Winged Creatures
An Ordinary Case
American Skin
Belly
The Most Hated Woman in America
Paris by Night
Siberian Education
Cass
The Bygone
Breaking News in Yuba County
Each Dawn I Die
The United States of Leland
Thick as Thieves