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 … Rachael Stirling, Julie Graham, Sophie Rundle, Anna Maxwell Martin, Nick Blood, Alexander Perkins Added on BritBox 2022-05-16. Added on Amazon Prime 2023-03-31. Youtube Trailer