
Stéphane Petitbourgeois is having trouble with his son-in-law Hubert, who has an extra child every year and is expecting his ninth, making thirteen people in the same apartment. However, a competition promises twenty million to the youngest grandfather of twelve grandchildren. Stéphane begins to encourage Hubert. But Pat became sterile from that day on. Finally, after two years, a child is announced. In fact, triplets were born, and after a few twists and turns, Stéphane became the youngest grandfather of twelve grandchildren.
Genres:

Jane Sourza as Isabelle Petitbourgeois, la femme

Raymond Souplex as Stéphane Petitbourgeois, le mari expert-comptable

Louis de Funès as Célestin Ratier, représentant des industries de l'enfance

Jean Carmet as Hubert, le beau-fils

Andrée Servilanges as Geneviève, dite Mademoiselle, la nurse

Andréa Parisy as Pat, la fille

Marthe Alycia as Daphné, la mère d'Hubert

Florence Blot as l'employée de l'état civil

Saint-Granier as lui-même
Made by edimario