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Ingrid Noll (married name Ingrid Gullatz, born 29 September 1935 in Shanghai; is a Germanthriller writer. She has written several novels, including Head Count, Hell Hath No Fury and The Pharmacist, as well as one television drama, Bommels Billigflüge. Several of her novels have been subsequently adapted as films, including Die Apothekerin, which was released in the United States as The Pharmacist and was nominated for the German Film Award in Gold for outstanding feature film.
She published her first novel, which became a great succes, at the age of 55. Today she is one of the most popular German female authors.