Steven Mackintosh |
Self - Narrator / Himself - Narrator |
Brian Deacon |
Gordon Welchman (voice) / Gordon Welchman |
Rosamund Welchman |
Herself - Gordon Welchman's Daughter / Self - Gordon Welchman's Daughter |
W. Gordon Welchman |
Himself - Ex-Head of Hut 6, Bletchley Park (1939-1941) (archive footage) / Self - Ex-Head of Hut 6, Bletchley Park (1939-1941) |
Sinclair McKay |
Himself - Author, 'The Secret Life of Bletchley Park' / Self - Author, 'The Secret Life of Bletchley Park' |
Jimmy Thirsk |
Himself - Veteran, Hut 6 / Self - Veteran, Hut 6 |
Asa Briggs |
Himself - Veteran, Hut 6 / Self - Veteran, Hut 6 |
Jane Fawcett |
Herself - Veteran, Hut 6 / Self - Veteran, Hut 6 |
Tony Comer |
Himself - GCHQ Historian and Former Analyst / Self - GCHQ Historian and Former Analyst |
John Naughton |
Himself - Vice President, Wolfson College, Cambridge (as Prof John Naughton) / Self - Vice President, Wolfson College, Cambridge |
John Scarlett |
Himself - Chairman, Bletchley Park Trust, and Former Chief, MI6 (as Sir John Scarlett KCMG OBE) / Self - Chairman, Bletchley Park Trust, and Former Chief, MI6 |
Jennifer Welchman |
Herself - Gordon Welchman's Granddaughter / Self - Gordon Welchman's Granddaughter |
Robert R. Everett |
Himself - Former President, The MITRE Corporation / Self - Former President, The MITRE Corporation |
Eric Ellingson |
Himself - Gordon Welchman's Colleague / Self - Gordon Welchman's Colleague |
Larry Hill |
Himself - Gordon Welchman's Colleague / Self - Gordon Welchman's Colleague |
Rupert Allason |
Self - Security and Intelligence Historian |
Diana Lucy |
Self - Welchman Family Friend |
Skye Duncan Wentworth |
Self - Gordon Welchman's Neighbour |
Dave Hatch |
Self - Official NSA Historian |
John C. Stevens |
Self - Welchman Family Lawyer |