Actress Naomi Watts (L) walks on the set of new feature film "Caught in Flight" in Opatija July 3, 2012. Watts will play Britain's Princess Diana in the film about the last two years of her glamorous life that ended in tragedy, Britain's Ecosse Films said on February 9. [Photo/Agencies]

Actress Naomi Watts (R) rests on a set in Opatija July 3, 2012. Watts will play Britain's Princess Diana in a new feature film "Caught in Flight" about the last two years of her glamorous life that ended in tragedy, Britain's Ecosse Films said on February 9.[Photo/Agencies]