There are a number of inheritors to a fortune who are getting killed by a mysterious somebody whom we do not see. Each death is novel, but not terribly graphic. Who did it?
Inspector Greville
Simone Marot
Commissioner Etienne
Leon
Janot
Colette Marot
Jules Didier
Rosalie
Notaio
Natalie
Oscar Marot
Usuraio
Becchino
Andre
Camionista
Job
Agente
Director
Writer
Music
Director of Photography