Naomi Watts, the British Australian J. Edgar star, has been confirmed for the role of Princess Diana in the upcoming biopic Caught in Flight. But with another film based on the late Princess of Wales in the works, rumors have surfaced concerning other blonde bombshells fit for the part. According to E!, British film producer Stephen Evans is working on a project based on the book Closely Guarded Secret, written by Princess Diana's bodyguard Ken Wharfe.The project, titled Diana, still has no definite front woman for the part. Which of these rumored red carpet stars would you prefer as Princess Diana?