The Women: Who's Most Beautiful?

Get a sneak peek at 10 of PEOPLE's Most Beautiful Women of 2005 before our special issue hits newsstands April 29. By Serena Kappes

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MISCHA BARTON, 19

"She was our only choice for Marissa," says The O.C. executive producer McG about the hit FOX show's Mischa Barton, who's currently filming the drama The Decamaron in Italy during her hiatus. "The depths and size of her eyes, the structure of her chin, a delicate nose and soft flowing hair – all the highlights of history's most beautiful women."