six-month contract. but he insists on big changes before he'll cast her in a movie. >> i think the platinum blonde was inspired by jean harlow. it was the ultimate hollywood look. the ultimate star image. it's almost unearthly. almost like an angel, with like glowing hair. >> blondness is hugely valued in american movies and culture of the time. often associated to purity and innocence, but also associated to sexiness and sometimes even pornography. >> for marilyn, the platinum was the step into a different stratosphere of like, i am now this kind of created persona. >> cohn's same formula had