Poorly educated by her father, a wacky researcher, Claudine is a teenager full of life who loves her small village school run by Miss Sergeant. A new teacher, Aimée Lanthenay, arrives at the school. Seemingly awkward, she is actually an arrivist who manages to get the departure of Miss Sergeant.
Suzet Maïs
Aimée Lanthenay

Pierre Brasseur
Doctor Dubois

Marcel Mouloudji
Mouloud

Max Dearly
Claudine's father