During the Tour de France, five riders are found murdered with a red tulip near their bodies. A journalist and a police inspector lead the investigation to unmask the murderer.
René Dary
Pierre Lusanne
Suzanne Dehelly
Colonelle
Raymond Bussières
Albert 'La Puce' Jacquin
Pierre-Louis
Charolles
Robert Berri
Jacques Mauval
Robert Le Fort
Basile
Emilio Carrer
Gambarra
Robert Blome
Jef Dooksen
René Robert
Acting
Luc Andrieux
Charles Brugeat
Roger Bontemps
Reporter
Marian
Murder Most Foul
47 Bombs
Murder at the Gallop
Murder She Said
Gleaming the Cube
Without Apparent Motive
The Crime Is Mine
Case 137
Pasha
A Widow's Game