Michel Serrault as Maurice Martin, Héloïse

Françoise Arnoul as Denise Martin

Roger Carel as Dr Mérindol

Pierre Doris as Clochard

Jean Rougerie as Client

Jacqueline Danno as Chanteuse

Stéphane Hillel as Ernest Martin

Christiane Muller as Sage-femme

Andrée Champeaux as Grand-mère dans le train

Laure Mathurier as Petite fille dans le train

Anne-Marie Quentin as Religieuse

Pierre Petit as Joueur de piano

Georges Barboteu as Anatole Viroflay

Gabriel Gobin as M. Balivot

Bernard Woringer as Helmut Von Nordensee

Yves Pignot as Jean

Rose Thiéry as Minette

Mathieu Dion as Facteur

Robert Rollis as Concierge

Pierre Tchernia as Narrateur