Since a couple of the models I work with are actually friends of mine, I've gotten to know them well enough to have crushes on them. (Never, ever think that way with models I work with professionally! Eww.)
I'd never want to have sex with someone I didn't know. So, here's the answer...
http://www.blood-dolls.com/preview/bianca/
http://www.blood-dolls.com/preview/jenny/
and of course, I'm already having sex with the girl of my dreams
http://www.blood-dolls.com/preview/vail/
However... Angelina Jolie gets an honourable mention!