Madeleine Sologne

Françoise Monier, aeronaut

Jean Marchat

Robert Monier, Françoise's husband

Julien Carette

Lucien Marchand, laboratory boy

Paul Frankeur

First smooth-talker

Robert Arnoux

Banker Antoine

Simone Allain

Béatrice

Auguste Bovério

Director

Violette Briet

Marie

Jean Dasté

Pépin

Luce Ferrald

Gaby

Richard Francœur

Charles

Tony Jacquot

Young bridegroom

Georges Jamin

Gustave

Guita Karen

Venusian

Serge Laroche

Philippe

Hubert de Malet

Venusian

Marcel Maupi

Policeman

Jean Morel

Commander

Philippe Olive

Second smooth-talker

Paul Ollivier

Uncle

Suzanne Dantès

Camille

Suzanne Dehelly

Georgette Marchand

Bourvil

Scientist

Alfred Adam

Decorator (uncredited)

Erno Crisa

Man on the Merry-Go-Round (uncredited)

Joé Davray

(uncredited)

Lucien Desagneaux

Man at the sidereal station (uncredited)

Jacques Dufilho

Lumberjack (uncredited)

Pierre Ferval

Doorman of the scientific institute (uncredited)

Géo Forster

Man at the sidereal station (uncredited)

Solange Guibert

Waitress (uncredited)

François Joux

Journalist (uncredited)

René Lacourt

Lumberjack (uncredited)

Maurice Marceau

Technician of the scientific institute (uncredited)

Albert Michel

Police station employee (uncredited)

Maurice Pierrat

Announcer (uncredited)

Émile Riandreys

Consumer at the café (uncredited)

Maurice Salabert

Chief mechanic (uncredited)