Mary Mendum was born on February 21 1952 She grew up in a poor family outside of Chicago She began her acting career in the early 70s in stage productions of her then boyfriend Michael Butler such as Hair and Lenny Mendum started appearing in movies with small parts in adult pictures for director Chuck Vincent and posed for nude layouts in a few prominent mens magazines She achieved her greatest enduring cult cinema popularity with her outstanding portrayal of Anne in Radley Metzgers movie The Image 1975 Mary excelled in starring roles as often frustrated characters in several excellent Joseph W Sarno softcore gems in the mid1970s like Confessions of a Young American Housewife 1974 Lauras Toys 1975 and Abigail Lesley Is Back in Town 1975 She further demonstrated her remarkable range and talent as an actress with her delightful comic turn as both meek and repressed chemist Dr Shirley Jekyll and her more uninhibited and sexually aggressive alter ego Sherry Hyde in the amusing tongueincheek romp The Switch or How to Alter Your Ego 1974 Outside of acting Mary was a gifted cook and seamstress Alas Mary Mendum called it a day as an actress in 1977 On July 17 2012 she died in Boca Raton FL of an accidental drowning due to a fall