Where to watch
BBC iPlayer
Cast · Directed by John Smithson
SM
Steven Mackintosh
Himself - Narrator
BD
Brian Deacon
Gordon Welchman (voice)
RW
Rosamund Welchman
Herself - Gordon Welchman's Daughter
WW
W. Gordon Welchman
Himself - Ex-Head of Hut 6, Bletchley Park (1939-1941) (archive footage)
SM
Sinclair McKay
Himself - Author, 'The Secret Life of Bletchley Park'
JT
Jimmy Thirsk
Himself - Veteran, Hut 6
AB
Asa Briggs
Himself - Veteran, Hut 6
JF
Jane Fawcett
Herself - Veteran, Hut 6
TC
Tony Comer
Himself - GCHQ Historian and Former Analyst
JN
John Naughton
Himself - Vice President, Wolfson College, Cambridge (as Prof John Naughton)
JS
John Scarlett
Himself - Chairman, Bletchley Park Trust, and Former Chief, MI6 (as Sir John Scarlett KCMG OBE)
JW
Jennifer Welchman
Herself - Gordon Welchman's Granddaughter
More from Steven Mackintosh · Lead actor
More from Brian Deacon · Co-star actor
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1967 · 7.0
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1965 · 8.3
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1995 · 6.8
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1973 · 7.0
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Bletchley Park: Code-breaking's Forgotten Genius — streaming FAQ
Which OTT platform streams Bletchley Park: Code-breaking's Forgotten Genius?
Bletchley Park: Code-breaking's Forgotten Genius is streaming on BBC iPlayer in United Kingdom. It's not currently on Netflix.
Is Bletchley Park: Code-breaking's Forgotten Genius on Netflix?
No, Bletchley Park: Code-breaking's Forgotten Genius is not on Netflix in United Kingdom as of November 2026. It's currently on BBC iPlayer.
Is Bletchley Park: Code-breaking's Forgotten Genius on Amazon Prime Video?
No, Bletchley Park: Code-breaking's Forgotten Genius isn't on Amazon Prime Video in United Kingdom right now. It's on BBC iPlayer instead.
Where can I watch Bletchley Park: Code-breaking's Forgotten Genius for free?
Bletchley Park: Code-breaking's Forgotten Genius is available to stream free (with ads) on BBC iPlayer in United Kingdom.
