Marlene Dietrich, Marilyn Monroe, Catherine Deneuve... Feted, adored and desired, successful movie actresses are icons of modern culture. But what was it that made them true stars? Was it looks, talent, drive, personality - or just plain luck? What was the first captivating image or unforgettable line that etched them indelibly on our collective memory - and transformed the screen actress of the passing movie credit into the screen goddess of eternal...