
Gordon Welchman was one of the original elite codebreakers crucial to the allies defeating the Nazis in World War II. He is the forgotten genius of Bletchley Park.
In United States, you can stream it on Paramount Plus Premium, Paramount Plus Essential, Paramount+ Amazon Channel and more. Availability may change over time.
You can watch Bletchley Park: Code-breaking's Forgotten Genius on Paramount Plus Premium, Paramount Plus Essential, and Paramount+ Amazon Channel. It may also be available to rent or buy on other platforms.
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Steven Mackintosh
Himself - Narrator

Brian Deacon
Gordon Welchman (voice)
Rosamund Welchman
Herself - Gordon Welchman's Daughter
W. Gordon Welchman
Himself - Ex-Head of Hut 6, Bletchley Park (1939-1941) (archive footage)
Sinclair McKay
Himself - Author, 'The Secret Life of Bletchley Park'
Jimmy Thirsk
Himself - Veteran, Hut 6
Asa Briggs
Himself - Veteran, Hut 6
Jane Fawcett
Herself - Veteran, Hut 6
Tony Comer
Himself - GCHQ Historian and Former Analyst
John Naughton
Himself - Vice President, Wolfson College, Cambridge (as Prof John Naughton)
John Scarlett
Himself - Chairman, Bletchley Park Trust, and Former Chief, MI6 (as Sir John Scarlett KCMG OBE)
Jennifer Welchman
Herself - Gordon Welchman's Granddaughter
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