The Bletchley Circle

Part one of two. A year has passed and the women are reunited for their second case when former Bletchley Park colleague Alice Merren is sent to prison to await trial for the murder of a distinguished scientist. Jean is determined to prove the accused is innocent and calls in the team for assistance, but with the evidence stacked against her, Alice is quietly resigned to the fact she will hang for the crime. Starring Julie Graham, Anna Maxwell Martin, Rachael Stirling and Sophie Rundle, with Hattie Morahan and Paul McGann