Unholy is an independent film about Nazi mysticism starring Adrienne Barbeau and Nicholas Brendon. It was written by Samuel Stephen Freeman and directed by Daryl Goldberg.
extremely evil or cruel; expressive of cruelty or befitting hell; "something demonic in him--something that could be cruel"; "fires lit up a diabolic scene"; "diabolical sorcerers under the influence of devils"; "a fiendish despot"; "hellish torture"; "infernal instruments of war"; "satanic cruelty"; "unholy grimaces"
Unholy were a Finnish avantgarde http://www.tartareandesire.com/bands/unholy.html Tartarean Desire - Unholy biography doom metal band. Forming in 1988, they were one of the first doom metal groups in their home country.