Full Credits
10 members

Ed Stoppard
Alan Turing

Henry Goodman
Franz Greenbaum

Paul McGann
Himself - Narrator (voice)
Asa Briggs
Himself - Codebreaker, Bletchley Park
Jean Valentine
Herself - WRNS and Bombe Operator, Bletchley Park
David Leavitt
Himself - Alan Turing's Biographer
Rolf Noskwith
Himself - Codebreaker, Bletchley Park
Dermot Turing
Himself - Alan Turing's Nephew
Christopher Morcom
Himself - Christopher Morcom's Nephew (as Christopher Morcom QC)

Ian Stewart
Himself - University of Warwick (as Professor Ian Stewart)
11 members
Clare Beavan
Director
Nic Stacey
Director
Craig Warner
Writer
Clare Beavan
Producer
Patrick Sammon
Executive Producer
Paul Sen
Executive Producer
Jennifer Beamish
Producer
Ryan Greenawalt
Executive Producer
Andy Jackson
Director of Photography
Rob Goldie
Director of Photography
Edward White
Music