Mon oncle

Jacques Tati

Monsieur Hulot

Jean-Pierre Zola

Monsieur Arpel

Adrienne Servantie

Madame Arpel

Lucien Frégis

Monsieur Pichard

Betty Schneider

Betty, Landlord's Daughter

Jean-François Martial

Walter

Dominique Marie

Neighbor

Yvonne Arnaud

Georgette, the Housekeeper

Adelaide Danieli

Madame Pichard

Alain Bécourt

Gérald Arpel

Régis Fontenay

Braces Dealer

Claude Badolle

Ragman

Max Martel

Drunken Man

Nicolas Bataille

Working Man

Pierre Étaix

Delivery man / Telegraph operator (uncredited)

Jean-Claude Rémoleux

Client in Monsieur Arpel's Factory (uncredited)