 Kirkus added that "Bugliosi does himself and his argument no favors with his tone of flippancy and dismissiveness," but described the book as "oddly fascinating".The book has been criticized by conspiracy advocates and theorists.Reviewing the book's introduction for "Salon", David Talbot, a conspiracy advocate, criticized Bugliosi's characterization of Robert Kennedy's views of the Warren Commission, describing Bugliosi's research as "skin-deep" and saying that he is "guilty of cooking the facts to make his case".