Melissa was born in 1962 in California. Growing up, she was a shy girl who was content to sit and read a book rather than being center of attention. Melissa was encouraged to pursue acting by a dance teacher. Melissa started out working on commercials and soon found herself appearing on television in shows such as The Brady Bunch and Little House on the Prairie.
Melissa married Michael Sloan in 1990 and as of 2008 they live with their two children in Canada.