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

Yvonne Arnaud

Georgette, the Housekeeper

Alain Bécourt

Gérald Arpel

Nicolas Bataille

Working Man

Pierre Étaix

Delivery man / Telegraph operator (uncredited)

Jean-Claude Rémoleux

Client in Monsieur Arpel's Factory (uncredited)

Denise Péronne

Mademoiselle Fevrier (uncredited)

Nicole Regnault

Short-sighted motorist (uncredited)

Édouard Francomme

House Painter (uncredited)