The Science of Secrecy
Simon SinghSelf - Presenter / Book: 'The Code Book' Mitchell LeimonSelf - Elizabethan Court Historian Mohammed MrayatiSelf - Historian of Arab Cryptography Jenny WormaldSelf - Oxford University Timothy CopestakeDirector / Producer Paul SenDirector / Series Producer Narinder MinhasExecutive Producer Roy AckermanExecutive Producer Polly WilliamsCo-Producer Colin ClarkeCinematographer Simon SinghSelf - Presenter / Book: 'The Code Book' 
