This is in fact Jean-Paul Belmondo's first feature film and starring role as he was still a student in dramatic arts. But neither the general public nor the critics had the opportunity to notice him as the film was shown only as part of meetings organized by the CGT trade-union.
First shown non-commercially, as part of meetings organized by the General Confederation of Labor (CGT)trade-union, it first reached the general public in 1967 when it premiered on televisor.
For the 'Baptême de l'air' they flew over Méry-sur-Oise ans its château.