Menounos explained that as a teen beauty pageant contestant, she received low swimsuit scores. "I was hippy and I didn't diet for contests. And it didn't bother me." But taking it all off is another matter. "This was definitely challenging," Maria said, "but I feel so much better having done it."
Baccarin, who stars in the Showtime series "Homeland," was a little more laid back about going nude. "This is for the art of it. It's beautiful," but admitted, "I don't do any naked activities except for the obvious ones. No cooking naked. That's dangerous."
To see all the pix, go to Allure.com!