Casta became a “GUESS? Girl” in 1993 and gained further recognition as a Victoria’s Secret Angel from 1998 to 2000 and as a spokesperson for cosmetics company L’Oréal. She has appeared on over 100 covers of such popular magazines as Cosmopolitan, Vogue, Rolling Stone, Elle and Glamour, and has modeled for designers such as Yves Saint Laurent, Jean-Paul Gaultier, Chanel, Ralph Lauren, Tommy Hilfiger, J. Crew, Louis Vuitton, Givenchy, Roberto Cavalli, Lolita Lempicka, and Vivienne Westwood.
Casta became an actress, appearing in the films Gainsbourg: A Heroic Life (2010), in which she portrayed sex symbol Brigitte Bardot, Face (2009) and The Blue Bicycle (2000), as well as the play Ondine at the theatre Antoine. (Source)