John Graff may be a fictional character, but John List was a real-life Westfield ... List dragged his wife's body to the ballroom of the mansion, then went to the kitchen and mopped the floor.

Inside the mansion's cavernous ballroom, the bodies of List's wife Helen, 46, and his three children Patricia, 16, John, 15, and Frederick, 13, were laid out on the floor on sleeping bags.

List's wife Helen, 46; his daughter Patricia, 16; and sons John, 15, and Frederick, 13, were laid out on sleeping bags in the house's ballroom. Upstairs, the body of his 84-year-old mother Almas ...

List placed the bodies of his wife and children on sleeping bags in the ballroom and left his mother's body in her apartment in the attic. Like John Graff ... According to House-Crazy archives ...

John Emil List, who grew up a short walk from the ... the bodies of his wife and children on sleeping bags in the mansion’s ballroom. The murders went undiscovered for nearly a month.