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Judi Dench and Julie Walters are tied for the most nominations in the BAFTA Best Actress category, with 14 nominations each. Both actresses have had successful careers in film and television, and their nominations reflect their talent and versatility. Dench is known for her roles in films such as "Shakespeare in Love" and "Skyfall", while Walters is known for her roles in "Educating Rita" and "Billy Elliot".