Katherine "Kat" Corrigan
|Series:||Poltergeist: The Legacy|
|Location:||San Francisco, California|
Katherine Corrigan is a fictional child character. She is one of the main characters featured in the Showtime television series Poltergeist: The Legacy. She was played by actress Alexandra Purvis, and was introduced in the series' pilot episode, "The Legacy", which is also known by the title, "The Fifth Sepulcher".