Robert and Françoise Monier make a hot air balloon to fly to the stratosphere. After a visit to Venus, they return home, but have only aged 15 days whereas 25 years have passed on Earth.
Madeleine Sologne
Jean Marchat
Julien Carette
Paul Frankeur
Robert Arnoux
Simone Allain
Auguste Bovério
Violette Briet
Jean Dasté
Luce Ferrald
Richard Francœur
Tony Jacquot
Georges Jamin
Guita Karen
Serge Laroche
Hubert de Malet
Marcel Maupi
Jean Morel
Philippe Olive
Paul Ollivier
Suzanne Dantès
Suzanne Dehelly
Bourvil
Alfred Adam
Erno Crisa
Joé Davray
Lucien Desagneaux
Jacques Dufilho
Pierre Ferval
Géo Forster
Solange Guibert
François Joux
René Lacourt
Maurice Marceau
Albert Michel
Maurice Pierrat
Émile Riandreys
Maurice Salabert