Amanda Krueger

Amanda Krueger, also known as Sister Mary Helena, is a fictional nun as well as a ghost, and a recurring character featured in the Nightmare on Elm Street film series. She first appeared as a ghost in the 1987 sequel film A Nightmare on Elm Street 3: Dream Warriors, where she was played by actress Nan Martin. She also appeared in flashback in the 1989 movie A Nightmare on Elm Street 5: The Dream Child where she was played by actress Beatrice Boepple.