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FILE - In this Aug. 17, 1984 file photo, actor Roger Moore, alias British secret agent James Bond, is seen with his co-stars Tanya Roberts, and Grace Jones, right, in front of Chateau de Chantilly, on the set of the 007 action film "A View to a Kill," near Paris, France. (AP Photo/Alexis Duclos, File)

The evolution of the 'Bond girl'

Who qualifies as a Bond girl has changed over the years, as the

blue-eyed, buxom blonde has given way to more diverse leading ladies,

including Michelle Yeoh ("Tomorrow Never Dies") and Halle Berry ("Die Another Day"). Modern Bond girls also present a more formidable challenge to the suave secret agent.