I do all my own nude scenes,' boasts Rachel Weisz

They are usually wracked with insecurities about their figures. But Rachel Weisz has a little more confidence than your average actress.

The 38-year-old Oscar winner said she was happy to appear naked in her latest film - and never even dreamed of using a body double.

Rachel, who stars as 4th century Greek philosopher and astronomer Hypatia in her new movie Agora, proved her point beautifully in a daring green Valentino gown split to the thigh at the Cannes Film Festival last night.