'Superficially, Steven Oliver’s From Darkness is a foul-mouthed shout-fest about family breakdown in the wake of suicide. Add to that a clunky here’s-the-sad-bit/now-here’s-the-funny-bit structure and everyone going on about someone who the audience has never met or ever will, and ordinarily you’d expect a skull-and-crossbones warning sign of box-office poison ahead.'(Introduction)