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’OrĂ©al. 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.