2 Season
7 Episode
The Bletchley Circle - Season 1 Episode 1 Cracking a Killer's Code: Part 1 (2014)
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.
- Country : United Kingdom
- Genre : Drama, Mystery, Crime
- Studio : ITV1
- Director : Guy Burt
- Cast : Rachael Stirling, Julie Graham, Sophie Rundle, Anna Maxwell Martin, Nick Blood