Now called 'Kiss of Death'
According to the BBC, the program is now called Kiss of Death.
http://www.bbc.co.uk/pressoffice/pressreleases/stories/2007/10_october/26/blood.shtml
That title is also there under one of the IMDB photos.
Of course, this was in October, so they may have switched back since then, but I haven't seen anything.