More entertaining than the film was watching the crowd listen to and engage with Grey afterwards. (One gushing audience member offered her band a gig at his London club. Another identified herself as a dominatrix and seemed to want to talk shop.)
After Grey admitted that she was shocked that Soderberg asked her to be in the film, and explained her preparations for the role (she interviewed a couple of call girls and read anonymous call-girl blogs), the conversation quickly turned to sex.
The full blog post, on the London screening of The Girlfriend Experience (and actress Q&A), is at INTELLIGENT LIFE.