Cracking a Killer's Code (1)

The Bletchley Circle poster
The Bletchley Circle
6th September 2012 45 mins Season 1 Episode 1

When Susan Gray spots a hidden pattern in a series of murders, she tries to inform the police. But when they and her husband insist she forget her theory Susan enlists her wartime friends to try and track down the murderer.

View season
Episode details

Details