Juliet Hulme is known for her involvement in the notorious 1954 murder of her friend, Pauline Parker, in New Zealand. At the time, she was a teenager and her actions, along with those of Parker, shocked the nation and led to a highly publicized trial. The case raised questions about mental health and the influence of friendship on behavior. After serving time in a psychiatric facility, Hulme changed her identity and moved to the United Kingdom, where she became a successful author under the name Anne Perry. Her life story has been the subject of various films and books, highlighting the complexities of her past.