Bumped into this while some village idiot's recycling some links from other sites:

Release Date: September 17 2004 (UK)
Director: Ken Loach
Screenplay: Paul Laverty
Main Cast: Atta Yaqub, Eva Birthistle
Sypnosis (from IMDB): Sparks fly in Glasgow's south side when a young Asian man enters into a relationship with a Caucasian woman.

Official website: http://www.aefondkissmovie.co.uk

Trailer:
Quicktime, hi-res, 8.69MB:
http://www.aefondkissmovie.co.uk/trailers/high.mov
Quicktime, med-res, 5.96MB:
http://www.aefondkissmovie.co.uk/trailers/medium.mov
Quicktime, lo-res, 3.78MB:
http://www.aefondkissmovie.co.uk/trailers/low.mov