Pauley Perrette is an American actress best known for her role as Abby Sciuto on the popular television series NCIS. She portrayed the quirky forensic scientist from 2003 to 2018, earning a dedicated fan base and critical acclaim for her performance. In addition to acting, Perrette is also a writer and has been involved in various charitable activities. She has a strong passion for animal rights and has worked with organizations like The Humane Society to promote animal welfare. Her diverse talents and advocacy work have made her a well-respected figure in the entertainment industry.