Pamela Sue Martin was born in Westport, Connecticut, USA and, while she was a junior in high school, a friend suggested she try modeling. She signed with a New York modeling agency and gradually got into doing television commercials. She dropped out of high school for part her senior year to do a film called To Find a Man. She later returned to class and graduated. She has a successful television, film and theatre career.
Pamela Sue's father is a jazz drummer and she has an older sister.