Acknowledging the wrong she has done, Maud knows she must escape Mrs Sucksby if she is to rescue Sue. She manages to get out and finds her way to an old business associate of her uncle's, but he refuses to help and sends her away. Alone in the alleyways and streets of London and unaware of the dangers that lurk, Maud falls prey to sexual predators and realises she has no choice but to return to Lant Street. Mrs Sucksby is overjoyed to see her and Maud discovers that she is in fact Mrs Sucksby's own daughter. Meanwhile, employing all the underhanded tricks that her childhood has taught her, Sue escapes from the asylum. She heads for London where she plans to get her revenge on Maud for what she sees as betrayal. At Mrs Sucksby's, Sue confronts Maud, Mrs Sucksby and Rivers; a huge row ensues and in a struggle Rivers is killed. Despite Maud being guilty of Rivers' murder, Mrs Sucksby confesses to protect both girls and soon after is executed for the crime.

• Aisling Walsh
• Peter Ransley
• Sarah Waters

• Imelda Staunton
• Sally Hawkins
• Michelle Dockery