After Rasselas' revelation, Lydia can put everything in place to take down Margaret Wells once and for all. But she'll need Cunliffe's help and her discovery that Emily has escaped could bring her plans crashing down. If Cunliffe has now become her enemy, Lydia must act quickly to deal with the threat. Which of them can earn the Spartans' trust? Harriet and North unite in one final attempt to steal her children back from Benjamin Lennox. Lucy learns a new skill which could change her future. Will Margaret make a decision for Fanny that's popular in the house?
Elenco: Samantha Morton , Lesley Manville , Jessica Brown Findlay , Eloise Smyth , Holli Dempsey , Ben Lambert , Danny Sapani , Bronwyn James , Rosalind Eleazar , Roy Beck , Dorothy Atkinson , Kate Fleetwood , Jordon Stevens , Liv Tyler , Edward Hogg , Poppy Corby-Tuech .