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Jean Dasté

Supervisor Huguet

Robert le Flon

Supervisor Pète-Sec

Du Verron

General Supervisor Bec-de-Gaz

Delphin

Principal

Léon Larive

Teacher

Madame Émile

Mother Haricot

Louis de Gonzague

Prefect

Raphaël Diligent

Firefighter

Louis Lefebvre

Caussat

Gilbert Pruchon

Colin

Constantin Goldstein-Kehler

Bruel

Gérard de Bédarieux

Tabard

Georges Belmer

Child (uncredited)

Georges Berger

Tutor (uncredited)

Pierre Blanchar

Supervisor (uncredited)

Maurice Cariel

Child (uncredited)