and that quote!:

'Sometimes its the people no one imagines anything of that do the things that no one imagined'

Theres also the earlier movie 'Breaking the Code' with the always excellent Derek Jacobi playing Alan Turing..

https://www.youtube.com/watch?v=S23yie-779k

Each are quite different interpretations of his life..

I would love to go to Bletchley Park...