Melissa Rauch Melissa Rauch

She may play a good girl on The Big Bang Theory, but Melissa Rauch is showing off her dark side in Maxim.

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The actress, who plays Bernadette Rostenkowski-Wolowitz on the CBS comedy, sports a variety of sexy outfits in the photo shoot, accessorized with black leather harnesses.

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But even though Rauch's spread is a little kinky, the actress, who's married to writer Winston Beigel, says laughter is the most important ingredient in a relationship. "I absolutely love a funny guy. I am a sucker for it," Rauch tells the magazine.Check out Rauch's photos here. The issue hits stands on Sunday.