90 mins | Crime | Oct. 23, 1946
90 mins | Crime | Oct. 23, 1946
| Producers | |
| Original title | La troisième dalle |
| Directors | Michel Dulud |
| Writers |
as
as Professor Barbaroux
as Madame Barbaroux
as
as
as Madame de Hennebelle
as
as Commissioner Plachon
as Gérard
as The Lieutenant of the Gendarmerie
as Marquis
as
as
as The cook
as Mona Lambelle
as Christine
as Orfray
as The valet
