David Thewlis, Jason Watkins Asim Chaudhry and recently announced BAFTA Rising Star nominee Posy Sterling are leading the cast for upcoming Channel 4 factual drama Dirty Business.  The three-part series, which is produced by Partygate outfit Halcyon Heart, is based on a decade-long investigation into England’s water companies and the real stories of whistleblowers and victims who believe […]