**_The Godfather of Gore’s version of “Flashdance”_** Shot in the winter of 1984 and helmed by Lucio Fulci, this giallo was influenced by the success of “Fame” and “Flashdance,” just combined with “Curtains.” To be expected, there’s a whodunit angle with slasher bits, yet it’s restrained in terms of gore, although there’s an explicit hatpin penetrating a woman’s chest sequence. It starts quite entertainingly, but becomes increasingly contrived and curiously dull, particularly as it switches into the last act. Whatever was captivating about the opening is essentially jettisoned for a less…