The Bletchley circle

Three-part ITV drama series following a group of former World War II codebreakers as they attempt to use their skills to track down a serial killer. Seven years after the end of WWII the brilliant female codebreakers of Bletchley Park are living mundane lives, their vital role in war obscured by the Official Secrets Act. When Susan (Anna Maxwell Martin) reads about a serial killer who has been luring young women to their deaths, she is convinced she can solve the case and enlists her former Bletchley Park colleagues to assist her.