You’re probably already aware of the famous Bletchley Park, Alan Turing and their remarkable task in decoding the secret Nazi messages during the Second World War.

What you may not know is that much of that work – and more – was carried out much closer to home, in Eastcote.

 Brian Rose interviews local author Ronald Koorm whose book, Backing Bletchley takes us on a fascinating trip of espionage, secrets and the true story of the Code Breakers.