There were no royals on the red carpet but Naomi Watts looked every inch the princess at the world premiere of biopic Diana in London.
The 44-year-old actress who plays the late Princess of Wales in the film wowed in a figure hugging white Versace gown with simple black accessories.
In an interview with The Weekly the Australian-British actress said playing Diana was โthe hardest thing Iโve ever doneโ.
Diana opens in Australia on October 10.

Naomi Watts stepped onto the red carpet in a white Versace frock.

She channeled Dianaโs warm way with fans.

Naomi has decribed the complex role as the most difficult sheโs played.

On the red carpet at Leicester Square.

With co-star Naveen Andrews who plays Dianaโs love interest.

The cast of Diana.

Naomi Watts as Diana.

She has described the role as her โtoughest everโ.

Naomi turned down the role a number of times before accepting.

The film explores Dianaโs relationship with surgeon Hasnat Khan.

Diana was reportedly โmadly in loveโ with Hasnat Khan.

The actress said she was prepared for backlash over the untold story.

Naomi studied Dianaโs character thoroughly.

Naomi Watts as Diana with young Princes William and Harry.

โI was nervous going into it,โ she told the *Express*.
โI was nervous going into it,โ she told the Express.

โThe idea of doing this transformation and telling the story who is wildly famous,

โAlbeit doing it in a sensitive way.โ

โShe is a fascinating woman with a fascinating story that ended in such tragedy.โ
