Demons 2 Movie (1986) - David Edwin Knight, Nancy Brilli, Coralina Cataldi-Tassoni

Demons 2 Movie Trailer - Plot synopsis: A group of tenants and visitors are trapped in a 10-story high-rise apartment building infested with demons who proceed to hunt the dwindling humans down.
Director: Lamberto Bava
Writers: Dario Argento, Lamberto Bava, Franco Ferrini
Stars: David Edwin Knight, Nancy Brilli, Coralina Cataldi-Tassoni