Nancy is a fictional Hungarian patient overcoming an allergy to potatoes, being treated at Ernst Stavro Blofeld's allergy-research institute high up in the Swiss Alps. The character appeared in the 1969 James Bond film On Her Majesty's Secret Service, portrayed by Hungarian-born British actress Catherine Von Schell, who was credited'Catherina' in the credits for the film. Nancy first appears when James Bond, posing as genealogist Sir Hilary Bray, visits Blofeld's allergy research institute...