Cerruti mentions a crook named "Pierrot le Fou" in a statement. Belmondo was "Pierrot" in the movie "Pierrot le Fou" released in 1965.
Cerruti (a.k.a. Stanislas Borovitz) mentions to cops that he went to Canada for 18 months. In 1985, Jean-Paul Belmondo, who was popular in Quebec at the time, went to shoot a movie in Canada, "Hold-Up", done in Montreal and co-produced by his then-production company "Cerrito Films".
4th highest grossing movie of the year in France.