although many have mix feeling about this latter day giallo thriller from argento and it still stand a another lavish testament to the cinematic brilliance that be argento . a young opera singer have her first break out performance and suddenly find herself the subject of obsession for a crazed maniac . in a way and opera be like a modern day giallo take on phantom of the opera blend with all the glorious style and color that one would expect dario argento to deliver . argento make terrific use of inventive camera technique and reoccurring symbol ( like those raven . ) and gothic atmosphere and and truly gruesome murder sequence . one scene especially ( which involve a peep hole and a gun ) will knock viewer right out of their seat . story wise the film also manage to be grip with some strong suspense and give great atmosphere by claudio simonetti gorgeous music score . the cast do some satisfying performance . cristina marsillach be good a our lead lady . the late ian charleson do a nice turn a the director and a do urbano barberini a an investigator and daria nicolodi a marsillach agent and and william mcnamara a marsillach ill fat lover . opera be terrific latter day argento and and perhaps the last of his great work . it sure to please his fan and even create some new one . out of .