Add to that a plot depicting normal everyday sets of events, its far rarer for the British productions to have a sensationaist approach from start to finish.
and plenty of satire.
Just revisited Saving Grace last night, so lighthearted humour (humor) throughout the film, and not a rollercoaster ride of emotions, poorly spliced to cover up holes in the plot, in much the same vein as Wallace and Gromit.