"" The conspiracy thriller is an effective character study that exposes the emerging conscience of an estranged eavesdropper whose work once resulted in the death of three people:Harry Caul is an invader of privacy.In a long tracking shot, the camera follows behind slick lawyer Cedar""s entrance into the offices of his law firm, where he assures his colleagues: "We have nothing to worry about.] The successful novel had previously been serialized inCollier""s Magazine(October-November 1942) as "Ring Twice for Laura.On the street, he obligingly picks up and waves a red warning flag that has fallen off a passing construction truck.One boy named Marcus Yeon (Aaron Yoo) had posted a web video, describing similar nightmares of a threatening, burned man with a striped sweater.