Oscar-winning set designer Stephenie Mcmillan has died at the age of 71.

The Brit helped create the world of Harry Potter and she picked up an Academy Award for her work on The English Patient.

She died on Monday (19Aug13) from complications of ovarian cancer at her home in Norfolk, England.

MCMillan worked on more than 20 movies, also including A Fish Called Wanda and 2000's Chocolat.