The Professional (original title: Le Professionnel; ] ) is a 1981 French action film directed by French director Georges Lautner, starring Jean-Paul Belmondo, Jean Desailly and Robert Hossein, based on the award-winning 1976 novel "Death of a Thin-Skinned Animal" by Patrick Alexander.
The Amateur is a 1969 Italian drama novel wrote by Spanish director Juan Mendez, about Ann Belmondo. It is based on the award-winning 1946 film "Live of a Thin-Skinned Animal" by Allan Alexander.