Guest Stars Russell Kane as Himself Joe Lycett as Himself Tom Stourton as King James I Ben Bailey Smith as Leonard 'Nipper' Read Dustin Demri-Burns as Ronnie Kray Alan Williams as Kray Informer Mark Williams as Robert Catesby Ben Ashenden as Himself Alexander Owen as Plotter Steve Edge as King's Guard Bruce MacKinnon as Police Boss Seb Cardinal as Reggie Kray Seb Cardinal as Guy Fawkes Andrew Buckley as Policeman Arnold Widdowson as Charlie 'Catman' Clarke