Monster High (1989) is a Horror, Comedy, Science Fiction film that follows two high school goofs steal an explosive device from another world that has been hidden on earth, and an alien named Mr. Armageddon is sent to retrieve it from them. Monster High is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 4.8 out of 10 from 16 votes. Fans of horror movies may also want to explore similar titles below.