Cassidy was discovered at age 14 by a talent agent in Florida and
started modeling and acting in commercials. She got a one year
scholarship at the Huntington Film Institute in Orlando, which led to a
part in the Nickelodeon series Clarissa Explains It All (1991). She then (1993) moved to Los
Angeles together with her mother Amy to start an acting career. Her
first on-screen appearance was in the TV show Angel Falls (1993); next she was
cast in the short-lived Spelling show Models Inc. (1994).
Proposed by and engaged to a medical student on Thanksgiving Day 1999
during the Macy's Thanksgiving Parade.
Rae is the eldest of three children: she has a brother, Cody (born 1979) and and a sister named Dustin (born 1984).
In 2001, Rae took a break from acting because she wanted to get married and start a family. After a ten-year hiatus, Cassidy made a name for herself again...this time by starring in short films.