I've been looking for the trailer of this movie for almost a year (guess why! ). Missed the film when it was shown here last year. Oh well, by the look of it, not that great:

Official site: http://www.sexwithstrangersthemovie.com

Quicktime trailer from iFilm, 320x240, 3.7MB:
http://download.ifilm.com/qt/portal/2433986_200.mov

Also, some QT clips:

Calvin and Sara Argue in the Bathroom
http://download.ifilm.com/qt/portal/2434300_200.mov
Shannon and Gerald at Swing Club
http://download.ifilm.com/qt/portal/2434301_200.mov
James and Theresa
http://download.ifilm.com/qt/portal/2434302_200.mov