The Horror Within (2005) is a Horror film that follows the students of a college film class make an erotic horror film at a vacant mansion owned by the director's father. And we bet you can guess what happens next! Naturally, they soon discover an ancient horror, and one by one, these wanna-be filmmakers fall victim to ageless vampires and their thirst for blood. Soon, most become monsters themselves and start "sampling" the others. Currently, you can watch The Horror Within on Amazon Video. Streaming availability may vary by country and platform over time. It has a user rating of 8.0 out of 10 from 1 votes. Fans of horror movies may also want to explore similar titles below.