"A French animal lover protects a dog and a mouse wanted by Soviet scientists for their space program."
Noël-Noël
as Léon Martin
Denise Grey
as Marguerite Martin
Francis Blanche
as Chazot
Nathalie Nerval
as Dina, interpreter
Constantin Nepo
as Soviet ambassador
Robert Lombard
as Gendarmerie adjutant
Pauline Carton
as Marie
Harry-Max
as Doctor
Serge Nadaud
as Soviet cultural attaché
Henri Coutet
as Villager
Sophie Daumier
as Mireille Martin
Gil Vidal
as Paul de Grandlieu
Mischa Auer
as Professor Papov
Darry Cowl
as Hubert, government delegate
Noël Roquevert
as Mayor of Lésigny
Jacques Grello
Screenplay
Robert Rocca
Jean Dréville
Director
