Demon Protocol (2018) is a Horror film that follows after an exorcism goes horribly wrong a team from a shadowy religious order must determine who among them the demon has possessed, or all their lives are forfeit. Demon Protocol is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 2.0 out of 10 from 2 votes. Fans of horror movies may also want to explore similar titles below.