TV Watch Naomi Watts Dazzle as 'Diana' By Jarett Wieselman 8:11 AM PDT, June 12, 2013 An Icon. Adored by Millions. The Most Famous Woman in the World. Who Became The People's Princess. The Legend is Never The Whole Story. PHOTOS - Remembering Princess Diana That's how the first teaser trailer for Diana frames their film and judging from the short but sweet footage, Naomi Watts has perfectly captured the look and the spirit of the late Princess Diana. RELATED - Naomi Watts Talks Playing Princess Diana The film chronicles the last two years of Princess Diana's life: her campaign against land mines and her relationship with surgeon Dr Hasnat Khan. Diana doesn't have a U.S. release date yet, but it was recently picked up at Cannes with the intention of running it later this year as a serious awards contender. It open this September in the U.K.