who did patrick jane kill in the mall
Red John In the season 3 finale, "Strawberries and Cream (Part 2)", Jane encounters a man (played by Bradley Whitford) in a shopping mall who convinces him he is Red John and whom he subsequently kills. However, after this "cliffhanger" episode, over the course of the first several episodes of season 4, Jane determines that the man he killed, Timothy Carter, although a psychopathic killer himself, was not Red John but one of the killer's many operatives.
Agatha Christie: And Then There Were None Naracott returns to the house to find that the killer is Emily Brent, who is really the famous actress Gabrielle Steele. Steele wanted Wargrave killed because he sentenced her true love to death. She would torture him first by killing those around him first, all criminals who had gotten away with their crimes, and she explains how she killed each one. She had faked her own death earlier.