The Devil's Advocate (1977) is a Mystery, Drama film that follows 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. The Devil's Advocate is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 7.3 out of 10 from 3 votes. Fans of mystery movies may also want to explore similar titles below.