In a repressive boarding school with rigid rules of behavior, four boys decide to rebel against the director on a celebration day.
Jean Dasté
as Supervisor Huguet
Robert le Flon
as Supervisor Pète-Sec
Du Verron
as General Supervisor Bec-de-Gaz
Delphin
as Principal
Léon Larive
as Teacher
Madame Émile
as Mother Haricot
Louis de Gonzague
as Prefect
Raphaël Diligent
as Firefighter
Louis Lefebvre
as Caussat
Gilbert Pruchon
as Colin