Plot
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.
| Writer | N/A |
|---|---|
| Director | Jean Stelli |
| Actor | René Dary, Suzanne Dehelly, Raymond Bussières |
| Country | France |
| Production | Compagnie Industrielle et Commerciale Cinématographique |