One evening, when they come home, Mr. and Mrs. Prioux are astounded to find that a certain Patrick has moved into their place. This strange young man has returned home to his parents in order to introduce his wife.
Christian Clavier
as Alain Prioux
Catherine Frot
as Mme Prioux
Sébastien Thiery
as Patrick
Pascale Arbillot
as Sarah
Eric Larcin
as Le client du supermarché
Marie Colapietro
as La serveuse
Bruno Georis
as Le vétérinaire
Hervé Pierre
as Jean-François, le médecin
Claudine Vincent
as Jacqueline Paparopoulos
Jeanne Rosa
as La policière
Benoît Tachoires
as Le responsable sécurité
Samanta Borzi
as La femme vigile
