René Clermont (14 November 1921 – 24 October 1994) was a 20th-century French stage and film actor as well as a playwright.
Source: Article "René Clermont" from Wikipedia in English, licensed under CC-BY-SA 3.0.
Robert Guise
Monsieur de Beaupréau
Self
Fabien Damien-Lacour
Le policier privé
Postman
Le père
Le monsieur
Frépillon, senior manager of 321
Commissioner
le divisionnaire
Desnoye
Mr. Piekielny
Inventor
L'homme chiffres
Un journaliste (uncredited)
Vincenzo Serafini
Director of the lab
Luigi Illica
Robert Guise
The man with the guinea pigs
De Givray
Notary
Romano
Le Père Tourane
Le juge
Jobelin
One of the commandos
Le Dréan
Le mime
Censor
Boireau
Notary