The Devil's Advocate Was he a saint or was he a sinner? A dying priest is commissioned to investigate the deeds of Giacomo Nerone, a dead wartime partisan, and find out if he truly is worthy of being canonized. Details Casts Posters Title The Devil's Advocate Release Date 1977-10-26 Runtime 01 Hours 49 Minutes Genres Mystery Drama Production Companies Geria Productions, Bavaria Film, Bavaria-Filmkunst Verleih Production Countries Germany John Mills... Monsignor Blaise Meredith... Stéphane Audran... Contess Anne Di Sanctis... Jason Miller... Dr. Aldo Meyer... Paola Pitagora... Nina Sanduzzi... Leigh Lawson... Giacomo Nerone / James Bl... Timothy West... Father Anselmo... Patrick Mower... 'Il Lupo'... Raf Vallone... Bishop Aurelio... Romolo Valli... Cardinal Marotta... Jack Hedley... Doctor... Daniel Massey... Nicholas Black... Original Size (1000x1500) Original Size (600x900)