Lucien Baroux

Character: Curator of the Mathematics Museum

Suzy Prim

Character: Madame Ménard

Suzanne Dehelly

Character: Dora

Foun-Sen

Character: Renée Ménard

Jean Tissier

Character: Civil Status employee

Pierre Larquey

Character: Crazy psychiatrist

Jean Brochard

Character: Guide

Jean Périer

Character: Old man

Jean Mercanton

Character: Paul, young sportsman

René Génin

Character: Tramp

Marguerite Deval

Character: Madame widow Ménard

Marcelle Monthil

Character: Friend of the Ménard widow

Gabrielle Fontan

Character: Concierge

Maximilienne

Character: Young lady Ménard

Julienne Paroli

Character: Friend of the Ménard widow

Charles Lemontier

Character: Head waiter

Louis Florencie

Character: Commissioner

Georges Bever

Character: Coffee boy

Jean Morel

Character: President

Jacques Meyran

Character: Old man's doctor

Max Dalban

Character: Wizard

Édouard Delmont

Character: Colonial

Marguerite Moreno

Character: Novelist

Robert Le Vigan

Character: Amédée Garbure

Alfred Baillou

Character: Representative of the Ménard family (uncredited)

Marguerite de Morlaye

Character: Nurse (uncredited)

Maurice Devienne

Character: (uncredited)

Charles Granval

Character: Millionaire centenarian (uncredited)

Albert Malbert

Character: Representative of the Ménard family (uncredited)

Maurice Marceau

Character: (uncredited)

Albert Morys

Character: (uncredited)