
Although there was an initial rise in the ratings (her debut episode was number one in the weekly Nielson ratings), they began to decline. She beat out many competitors for the role, including Michelle Pfeiffer and Barbara Bach. Shortly thereafter she was cast as Kate Jackson's replacement on the television series Charlie's Angels playing the sophisticated character Tiffany Welles for one season (1979–1980). In Hack's second film appearance, she was the leading lady in the Joe Brooks romance drama If Ever I See You Again ("A bomb", she admitted). Hack's feature-film debut was a bit part in Woody Allen's Academy Award-winning film Annie Hall (1977), as "Street Stranger". Hack ranked among a handful of 1970s " supermodels". Life proclaimed her one of the "million-dollar faces" in the beauty industry able to negotiate previously unheard-of lucrative and exclusive deals with giant cosmetics companies, were instantly recognizable, and whose names became known to the general public. Later she became the face of Revlon's "Charlie" perfume from the mid-1970s until the early 1980s. Hack began her career as a teen fashion model her first job was the cover of Glamour magazine. She graduated from Greenwich Academy and Smith College, where she spent her junior year studying archeology at the University of Sydney.

Her father was a Wall Street financial analyst, and her mother was a former Conover model.

Hack was born in Greenwich, Connecticut on July 6, 1947, the eldest of six children.

She is best known as the face of Revlon's Charlie perfume from the mid-1970s until the early 1980s, and for her role as Tiffany Welles in the fourth season of Charlie's Angels (1979–80). Shelley Marie Hack (born J) is an American actress, model, producer, and political activist.
