The Ninth Gate (1999)

Plot:

Dean Corso, a rare book dealer, is appointed by a renowned book collector, Balkan, to verify the authenticity of one of his books. According to sources, only three copies of that book exist, and in three different places. After losing his friend who has been killed for that book, he leaves on the mission. He wants to verify Balkan's book but finds something else! During his dramatic travels through Paris and Madrid, too many things beyond his expectations are revealed!