British advert on domestic violence

Have you had the chance to watch actress Keira Knightley’s advert about domestic violence for the British charity Women’s Aid? It is a powerful two-minute video that portrays the actress's return home after a day's filming to be confronted and attacked by her violent partner, who slaps her to the ground before kicking her. The film ends with the message: "Isn't it time someone called 'Cut!'?” http://news.sky.com/skynews/Home/video/Keira-Knightley-Domestic-Violent-Advert-Shocking-Commercial-Shows-Actress-Being-Beaten-Up/Video/200904115254535?lpos=video_Article_Related_Content_Region_1&lid=VIDEO_15254535_Keira_Knightley_Domestic_Violent_Advert%3A_Shocking_Commercial_Shows_Actress_Being_Beaten_Up

Clearcast, the organization that is responsible for approving ads for British television, has reportedly decided that the PSA is not suitable for television.

What is your response to this PSA? Is it effective? Does it make you want to support the organization?