Mainstream films: Rape from behind - this is for conveniently showing both actors faces for filming purposes. More common post 1990's films I believe.
Not sure if this is also common in soaps.
TV shows and made for TV films:
In 3rd world soaps - The woman is usually poor, of a lower socio-economic background trying to "make it" or marry into a better life.
Literature:
The dark and stormy night trope as someone mentioned.
