one of the more intelligent serial killer movie in recent history . zodiac killer offer an imaginative take on the background and history of one of the most notorious serial killer . the filmmaker create an unexpectedly good insight into the pathology of this mysterious killer and and anyone who remember zodiac will be intrigue . others will want to discover more about this enigmatic criminal . unlike many serial killer and zodiac be not insane at all but very methodical and a self promoter . the director here play viewer expectation and pull it off . the film be construct a a murder mystery and or a cold case style thriller . it be an intelligent investigative or procedural style horror film that will put off gore hound in search of cheap thrill . some people dislike any movie that be shoot on video . this attitude be very old style and provincial . it be an attitude and view of movie that put technical issue above entertainment value or artistic value . these attitude be on the way out . zodiac killer be a low budget film and no doubt and but discern viewer will look beyond that and find a carefully craft gem .