Harry Potter Studio Tour hours: Warner Bros confirm The Making of Harry Potter to reopen next week The popular tourist attraction in Leavesden has been closed for five months due to coronavirus restrictions Original props in Gringotts Wizarding Bank are prepared by an Interactor ahead of Warner Bros. Studio Tour London reopening its doors (Image: J Hordle / INhouse images) Sign up to our newsletter for daily updates and breaking newsInvalid EmailSomething went wrong, please try again later. Sign up here! When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice.