Curse of the Crimson Altar (1968) is a Horror, Mystery film that follows when his brother disappears, a man visits the remote country house where he was last seen. While the host seems outwardly friendly and his niece more demonstrably so, there's a feeling of menace in the air with the overhanging legend of Lavinia Morley, the Black Witch of Greymarsh. Currently, you can watch Curse of the Crimson Altar on Amazon Prime Video, fuboTV, MGM+ Amazon Channel, MGM Plus Roku Premium Channel. Streaming availability may vary by country and platform over time. It has a user rating of 5.2 out of 10 from 81 votes. Fans of horror movies may also want to explore similar titles below.