Inside Porton Down: Britain's Secret Weapons Research Facility Online

Michael Mosley - Self - Presenter (as Dr Michael Mosley) , Jonathan Lyle - Self - Chief Executive, Porton Down, Rob Evans - Self - Author, 'Gassed', Ulf Schmidt - Self - University of Kent and Author, 'Secret Science' (as Prof Ulf Schmidt) , Filippa Lentzos - Self - King's College London (as Dr Filippa Lentzos) , Lillias Craik - Self - Sister of Ronald Maddison - Speaking in 2004 (archive footage) , Dominic Birch - Self - Chemical Weapons Inspector, David Cameron - Self - British Prime Minister (archive footage) , Barack Obama - Self - US President (archive footage)