Petite and pretty, with dark hair, pale skin and flashing eyes, Kate Beckinsale made a strong film debut as the virginal Hero in Kenneth Branagh's sun-dappled adaptation of "Much Ado About Nothing" (1993). Although she was a screen novice, the actress projected the requisite intelligence and star quality that deemed her one to watch. As the daughter of comic Richard Beckinsale (who died when she was five years old) and actress Judy Loe, it was perhaps inevitable that she would eventually find her way to the limelight. Beckinsale, however, spent a good portion of her teen years struggling with