The WORST episodes of The Bletchley Circle

Every episode of The Bletchley Circle ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of The Bletchley Circle!

The Bletchley Circle follows the journey of four ordinary women with extraordinary skills that helped to end World War II. Set in 1952, Susan, Millie, Lucy and Jean have returned to their normal lives, modestly setting aside the part they played in producing crucial intelligence, which helped the Allies to victory and shortened the war. When Susan discovers a hidden code behind an unsolved murder she is met by skepticism from the police. She quickly realises she can only begin to crack the murders and bring the culprit to justice with her former friends. The Bletchley Circle paints a vivid portrait of post-war Britain in this fictional tale of unsung heroes.

Last Updated: 3/27/2024Network: ITV1Status: Ended
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Blood on Their Hands, Part 2
star
7.56
236 votes

#1 - Blood on Their Hands, Part 2

Season 2 - Episode 2 - Aired 1/13/2014

Following the discovery of Lizzie Lancaster's true identity, the women face a race against time to prove Alice's innocence and save her from the hangman's noose. However, subsequent investigations lead to the discovery of a much darker military conspiracy.

Directors: Jamie Payne
Writer: Guy Burt
Watch Now:Amazon
Uncustomed Goods, Part 2
star
7.81
249 votes

#2 - Uncustomed Goods, Part 2

Season 2 - Episode 4 - Aired 1/27/2014

Lack of action by the police leaves the women to conclude there must be corruption within the vice squad and that catching the gang red-handed is their only option. Plotting to infiltrate the crime ring to find out the location of the hotel being used as a base, they visit Marta in her restaurant, pretending Jean is a potential new client. This leads to an opportunity for Lucy to memorise the businesswoman's ledger, which may hold the key to the whole operation.

Directors: Sarah Harding
Writer: Guy Burt
Watch Now:Amazon
Blood on Their Hands, Part 1
star
7.83
277 votes

#3 - Blood on Their Hands, Part 1

Season 2 - Episode 1 - Aired 1/6/2014

Former Bletchley Park worker Alice Merren is in prison awaiting trial for the murder of the eminent scientist John Richards. Driven by her belief in Alice's innocence and that she is hiding the truth about John's death, Jean attempts to regroup the circle in order to help establish the innocence of one of their own.

Directors: Jamie Payne
Writer: Guy Burt
Watch Now:Amazon
Uncustomed Goods, Part 1
star
7.83
221 votes

#4 - Uncustomed Goods, Part 1

Season 2 - Episode 3 - Aired 1/20/2014

Spirited Millie is earning a bit of money selling odds and ends on the black market. But Millie stumbles across a seam of post-Second World War unwholesomeness when she annoys some very dangerous people and gets into trouble. Soon, the other Bletchley girls must rally to her aid.

Directors: Sarah Harding
Writer: Guy Burt
Watch Now:Amazon
Cracking a Killer's Code, Part 1
star
7.98
437 votes

#5 - Cracking a Killer's Code, Part 1

Season 1 - Episode 1 - Aired 9/6/2012

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.

Directors: Andy De Emmony
Writer: Guy Burt
Watch Now:Amazon
Cracking a Killer's Code, Part 3
star
8.05
386 votes

#6 - Cracking a Killer's Code, Part 3

Season 1 - Episode 3 - Aired 9/20/2012

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.

Directors: Andy De Emmony
Writer: Guy Burt
Watch Now:Amazon
Cracking a Killer's Code, Part 2
star
8.29
422 votes

#7 - Cracking a Killer's Code, Part 2

Season 1 - Episode 2 - Aired 9/13/2012

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.

Directors: Andy De Emmony
Writer: Guy Burt
Watch Now:Amazon