Is the story of America?s most famous haunted house real horror, or a hammy hoax? In 1976 The Lutz family fled from their home in Amityville, Long Island, US, claiming that they had been driven out by terrifying and unexplained phenomena. Their story went on to become a worldwide bestseller which spawned dozens of books and films. This followed the mysterious slaughtering of an entire family one night a few years earlier, the murderer claimed it was the work of the devil. Mediums and psychic investigators have claimed that there is a curse on the property, while others believe the gruesome history has been invented as a money-making scheme. This documentary sets out to discover the truth about one of America?s most notorious mysteries and features George Lutz?s last interview before he died in 2006.