Why She Should Be A Bond Girl: Knightley is known mostly for her ability to emote her way through a series of romantic dramas / comedies. But she's shown her tough side too, in Tony Scott's underrated Domino, and Antione Fuqua's rightly villified King Arthur.
Which, to us, is the perfect combination for a modern Bond girl. Looks good in a corset, and can pick up a gun id the situation requires it.
And don't you want to hear her mutter 'Oh, James?'