Season 1

3 EPISODES • 2012

Season 1 of The Bletchley Circle was released on September 6 and consists of 3 episodes.

Episodes

1: Cracking a Killer's Code: Part 1

Sep 6, 2012

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.

2: Cracking a Killer's Code: Part 2

Sep 13, 2012

As Susan and the other Bletchley women close in on the murderer of the five girls, a shocking discovery calls their theories into question and forces them to set a dangerous trap - a trap that puts one of them in even greater danger.

3: Cracking a Killer's Code: Part 3

Sep 20, 2012

Thrown into a chilling confrontation with the murderer they have so brilliantly tracked down, Susan and the other Bletchley women become locked into a ever more dangerous game of cat and mouse that leads to a seemingly inescapable conclusion.

Season 2

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