Naomi Watts hasn't wasted any time getting on with her role of the late Princess Diana for the forthcoming film. The Australian actress has been snapped filming shots in a speed boat, in scenes familiar to anyone who read the papers during Diana's last hectic summer of 1997. Naomi Watts and Cas Anvar film scenes as Diana and Dodi Fayed Watts has teamed up with actor Cas Anvar, who plays Diana's tragic lover Dodi Fayed in the film Caught in Flight, directed by Oliver Hirschbiegel, which concentrates on the last two years of the princess's life.