A French animal lover protects a dog and a mouse wanted by Soviet scientists for their space program.
Noël-Noël
Léon Martin
Denise Grey
Marguerite Martin
Francis Blanche
Chazot
Nathalie Nerval
Dina, interpreter
Constantin Nepo
Soviet ambassador
Robert Lombard
Gendarmerie adjutant
Pauline Carton
Marie
Harry-Max
Doctor
