Cadorette married Michael Eisen in 1982. Later, she married william Harris (born March 16, 1948), and went by the name Mary Cadorette-Harris. Harris died on October 15, 2010. On November 1, 2015, she married her childhood sweetheart Michael Daly and is now known as Mary Cadorette-Daly.

Cadorette was born in East Hartford, Connecticut on March 31, 1957. Cadorette started studying dance when she was five years old and later entered various dance competitions and studios. Cadorette was Miss Connecticut 1975 in the Miss America 1976 pageant.

Cadorette graduated with a BFA in Dramatic Arts and Theater from the University of Connecticut in 1979.

Cadorette has been in multiple films, including Stewardess School, and The Rat Pack. In the 1980s, she was also seen on a number of game shows, including The $25,000 Pyramid, Super Password, and Body Language.

Cadorette owned and operated her own restaurant in Los Angeles (until her departure in the late 1990s) called "Mary's Lamb", that was frequented by many celebrities.

In 1999, Cadorette left California and moved back home to Connecticut to take care of her mother who had suffered a stroke. Her mother died eight years later.

Other Directorial/Choreographical credits at the Greater Hartford Academy of the Arts include: A Day in Hollywood / A Night in the Ukraine (December 2014) and West Side Story (May 2016)