Hélène and François are a perfect couple happily married for twelve years. But Hélène discovers psychoanalysis via a very handsome Dr. Kougloff, and he convinces her that the apparent well-balanced nature of her husband is in fact a cover for horrible tragedies.

Fernandel
as François Faustin

Jean-Pierre Marielle
as David Kouglov

Yvonne Clech
as Lucienne

Jean Lefebvre
as Blaise

Sandra Milo
as Helene Faustin

Maurice Chevit
as Hubert

Pascale Roberts
as Cécile

Jacqueline Jefford
as Mademoiselle Pelusso

Hella Petri
as Olga

Hélène Dieudonné
as Antonia