First review of the US Blu-ray
http://www.rockshockpop.com/forums/content.php?3268-Demons
+ comparison between the UK version and the US: http://screenshotcomparison.com/comparison/45929/picture:0
Edit: Review of Demons 2: http://www.rockshockpop.com/forums/content.php?3273-Demons-2-(Synapse- Films)
Comparison between the UK version and the US: http://screenshotcomparison.com/comparison/46076/picture:0