For those of you who didn't watch Fox's relatively short-lived space-western show Firefly, it's highly likely you have no idea who this buxom beauty is.
Unfortunately for us outside of the US, Christina appears to only be showing up in Stateside TV shows, such as her role in the AMC cable television series Mad Men.
But don't let that put you off! Fresh from celebrating her birthday, the ravishing redhead has also just been named as SEXIEST WOMAN IN THE WORLD by Esquire magazine... and we're not about to disagree with them.
Click here for the gallery, you can thank us later!
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