Janis Donovan

Janis Donovan was a woman that pretented being to have dissociative disorder. She along with her sister, Cass Magnall, and accomplice of the crime they killed in cold blood their parents who were who abused of them and also one of them that is Cass that was raped by its father. After the death of her parents, Janis was institutionalized. And at the end of the episode it was revelead that Cass and Janis are the ones responsible, Cass is later arrested for her crime while Janis gets very angry at her arrest. Her was portrayed by Cynthia Nyxon.