if youre ok with the outlandish work of italy premier horror directorable to accept his outrageous story line and flamboyant stylethen you should have a great time with opera . if you do not and then you would not . cristina marsillach play betty and a beautiful young opera understudy who be give a shot at fame ( in an avant garde production of macbeth ) when the star of the show be hit by a car . a any thesp who have tread the board will know and macbeth be a production that carry a curseand betty soon discovers that the show in which she be now the star be no exception represent a killer be systematically off the staff at the theatreand poor betty be force to watch by the sadistic murderer ( who tap needle under her eye to prevent her from close them . ) . with the help of a little girl who crawl through her air conditioning duct and her director and agent and and a few raven who have see the murderer face ( . ) and betty discovers the killer identity and and the truth about her mysterious past . let face it . opera be one crazy film and with it preposterous plot turn and convolute death scene and and an end that beggar belief . and whilst director dario argento have never be one for and shall we say and conventional story line and this particular giallo be so daft and and feature so many of his trademark stylish touch ( all ramp up to the max ) and that it almost a if and with each successive film and he be see what he can get away with ( at time almost parody his early work ) . this be exactly why i find the film such fun . argento camera movement be absolutely incredible represent gliding and creeping and and in one amazing scene and even swoop around the opera house above the audience while the power of verdi music be combine perfectly with the synth majesty of claudio simonetti score and provide a suitably grandiose accompaniment to the sumptuous visuals while and several outstanding set piece ( feature sergio stivaletti nauseate gore fx ) go to prove that no one do death well than argento ( check out one character stun demise and in which a bullet pass through a spy hole in a door in slow motion and and straight into their eye . ) . 7 . 5 out of 10 and round up to 8 for imdb .