The original BBC series. Stephen Collins is an ambitious politician. Cal McAffrey is a well-respected investigative journalist and Stephen's ex-campaign manager. En route to work one morning, Stephen's research assistant mysteriously falls to her death on the London Underground. It's not long before revelations of their affair hit the headlines. Meanwhile a suspected teenage drug dealer is found shot dead. These (apparently unconnected) events expose a dangerous habit within modern government of dancing too closely with the corporate devil. Friendships are tested and lives are put on the line as an intricate web of lies unfolds. Starring John Simm and David Morrissey.