The Doorway is a 2000 American-Irish supernatural horror film. It was made at Roger Corman's studio Concorde Anois in Ireland.
Four college students occupying the old Van Buren mansion are menaced by demons who've escaped hell through a concealed doorway in the house. To combat the dark forces, the students solicit help from Professor Lamont (Scheider), an expert on the paranormal. Written and directed by Michael B. Druxman.