Nadine was born in Naples, FL and has two brothers. Growing up, her father owned a tuxedo store, where she began modeling as a flower girl in wedding shows. She continued modeling and eventually transitioned into acting during high school in drama club plays. Later, she auditioned and was accepted into the American Academy of Dramatic Arts in Hollywood, CA where was formally trained. She volunteers and helps support charities, including St. Jude Children's Hospital, Susan G. Komen for the Cure, and Freedom Ride. She is an advocate for animal rights.