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Frost/Nixon might be about British talk-show host David Frost (played by Kate Beckinsale's ex Michael Sheen) interviewing former Prez Richard Nixon (Frank Langella), but the star of the red carpet was Leslie Bibb!

And no, we checked - she's not even in the Ron Howard flick. She was in The Skulls, though!

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In addition to Leslie, we spotted Kevin Bacon, Sam Rockwell (above, looking fun and crazy) and even the two stars, Sheen and Langella... check 'em all out in the gallery below!