Modeling

Casta's modeling career reportedly began when she was discovered by the photographer Frédéric Cresseaux,^[5] during a family holiday in her father's native Corsica, at age 15.^[6] After her unexpected registration by Jeeby, Casta was elected Miss Lumio 93.^[7]

Casta has been the L'Oréal Paris brand ambassador since 1998.^[8] She has been featured in Pantene, Guess?, Tommy Hilfiger, Valentino, Givenchy, Ralph Lauren, Cacharel, Lolita Lempicka, Chanel, Dolce and Gabbana, Nina Ricci, Swarovski, Yves Saint Laurent, Louis Vuitton, Roberto Cavalli, Jacquemus, J. Crew, Tiffany & Co., Loewe, Bvlgari, Giorgio Armani, H&M, Miu Miu, Pepe Jeans, Escada, Alberta Ferretti and XOXO ad campaigns. She has appeared on more than 250 magazine covers^{[citation needed]} including Harper's Bazaar,^[9] Elle, Marie Claire, Glamour, Cosmopolitan, Vanity Fair, i-D, Rolling Stone and Vogue (Paris, España, Germany, Russia and Turkey). Casta was the last muse of fashion designer Yves Saint Laurent,^[10] serving as the bride in his fashion shows^[11] from 1998 to 2001. She walked down the annual Victoria's Secret Fashion Show in 1997, 1998, 1999, and 2000. She was one of the company's signature Victoria' Secret Angels from 1998 to 2000. She claims that her career with Victoria's Secret ended because she was "too much of [a] rebel".^[12] She also appeared in Sports Illustrated Swimsuit Issue three consecutive times, as well at the Pirelli Calendar 1999 by Herb Ritts, 2000 by Annie Leibovitz and 2019 by Albert Watson.

She is the face of fragrances Chanel's Allure, Givenchy's Forbidden flower, Lolita Lempicka's Lolita, Cacharel's Promise, Bulgari's BLV II, Ralph Lauren's Notorious, Yves Saint Laurent's Baby doll and Paris, Nina Ricci's L'Extase and D&G's Pour Femme.^[13] The Parisians could follow her Adventures in the Galeries Lafayette by Jean-Paul Goude.^[14] For Christmas 2011, Peter Lindbergh shot True Love, the very thought of Casta at the summit of Manhattan and between the snowy lions of marble of the New York Public Library for Tiffany & Co.^[15] On 10 March 2010, in Paris, she opened the Louis Vuitton fall/winter 2010 fashion show.^[16] On 27 September 2010, she closed the Roberto Cavalli spring/summer 2011 fashion show in Milan.^[17] On 18 January 2020, in Paris, she opened Jacquemus fall/winter 2020 fashion show. In September 2020, Casta appeared in the fall/winter ad campaign for Yves Saint Laurent and for Valentino.^[18]

She was ranked as an "Industry Icon" by models.com, and was ranked as a "New Super" as of 2021^[update].^[19]

Acting

Her first role was as Falbala in Asterix & Obelix Take On Caesar directed by Claude Zidi, a live-action adaptation of the comic book Asterix, in which Obelix, portrayed by Gérard Depardieu, plays Casta's love interest.^[20] Casta appeared in Les Ames Fortes, directed by Raul Ruiz.^[21] Her performance as Brigitte Bardot in the movie Gainsbourg (Vie heroique) earned her a Cesar Award nomination. Casta served as a jury member at the 69th Venice International Film Festival in 2012.^[22]

Marianne controversy

In 1999, Casta was ranked first in a national survey ordered by the French Mayors' Association to decide who should be the new model for the bust of Marianne, an allegorical symbol of the French Republic, which stands inside every French town hall.^[23] Casta became the focus of a controversy^[24] when, after being selected to be Marianne, newspapers in Britain and France^[25] reported that she had relocated to London where taxes on high earners are lower. Casta's father said she went to London for professional reasons; on a TV show, she also said that she rented a flat in London to be near her boyfriend.^[26] The French minister of the interior spoke about Casta on the radio;^[27][28] comparing the advantages of living in France with regard to the drawbacks of London^[29] after political opponents used Casta's relocation to London as an opportunity to criticise the government.^[30][31]