Natalie Paul standing facing a guy as she pulls her bra off and bares her breasts. She then slowly steps toward him and touches his face before we see them having sex with Natalie on her back, still...

Amanda Fuller - Fashionista http://www.imdb.com/name/nm0298168/

Sandra Bullock - Fire On The Amazon

Paula Beer - Werk ohne Autor

Gillian Anderson showing both breasts during a nude sex scene with a guy in bed, showing hard nipples while they have sex and while lying on her back afterward.

Salma Hayek - In the Time of the Butterflies