Detailinformatie over de film Britain's Greatest Codebreaker

Simon Schaffer (Zichzelf - University of Cambridge (as Professor Simon Schaffer)), Andrea Sella (Zichzelf - University College, London (as Professor Andrea Sella)), Maria Summerscale (Zichzelf - Franz Greenbaum's Daughter), Dermot Turing (Zichzelf - Alan Turing's Nephew), Jean Valentine (Zichzelf - WRNS and Bombe Operator, Bletchley Park), Jeffrey Weeks (Zichzelf - London South Bank University (as Professor Jeffrey Weeks)), Alma Whitten (Zichzelf - Google (as Dr Alma Whitten)), Steve Wozniak (Zichzelf - Co-Founder, Apple)

Simon Berthon, Craig Warner

Rob Goldie, Andy Jackson

Jennifer Beamish, Clare Beavan

Agog Special Effects, Archives of Marquette University Libraries, BFI, British Broadcasting Corporation (BBC), British Movietonews, Channel 4, Channel 4 Television Corporation, Clips and Footage, Furnace, Story Center Films