New thriller Sugarhouse brings together respectable businessman (Steven Mackintosh), drug addict D (Ashley Walters), and violent control-freak Hoodwink (Andy Serkis), who come to blows over a deal gone very, very wrong. The stars chat to BBC Movies about the dangers of preconceptions and their very different characters.

WATCH: Ashley Walters, Steven Mackintosh, and Any Serkis on Sugarhouse.