When You Read This Letter

Philippe Lemaire

Max Trivet

Juliette Gréco

Thérèse Voise

Daniel Cauchy

Biquet

Irène Galter

Denise Voise

Yvonne Sanson

Irène Faugeret

Yvonne de Bray

Traveler

Jacques Deval

Investigating judge

Roland Lesaffre

Roland

Colette Régis

Superior

Marcel Delaître

Grandfather

Robert Dalban

Dick

Fernand Sardou

Mechanic

Claude Borelli

Lola

Jane Morlet

Grandmother

Suzy Willy

Mrs. Gobert

Claude Hennesy

Robert Hébert

Louis Pérault

Doorman

Philippe Richard

Léon Larive

Clerk

Colette Fleury

Jean-Marie Robain

Suzanne Hédouin

Marcel Arnal

Alain Nobis

Adeline Aucoc

Louise Nowa

Mel Martin

Dancer

Françoise Alban

(uncredited)

Lucienne Juillet

(uncredited)

Paul Temps

(uncredited)