From Anna Moffo's New York Times obituary:
Ms. Moffo caused a scandal in Italy when she appeared to be nude in a scene in the film "Una Storia d'Amore." In later years she insisted that she had not been totally unclothed.Oh, really? Link NSFW, unless you've fallen through a wormhole into Alma Mahler's house. Which reminds me—Alma Mahler!