".While her film work usually was in quite small parts, often unbilled, but she had a credited part as Mrs. Gilmore, one of the kindlier members of the witches' coven at the heart of Roman Polanski's 1968 film classic, "Rosemary's Baby".For nearly 20 years, from 1961 until her death, Summers was the voice of Mrs. Butterworth in the Mrs. Butterworth's syrup commercials.