num_pages: 127
description: When Father Higgins disappears, Johnny Dixon and Professor Childermass discover disturbing clues which lead them to England and an encounter with a long-dead knight.
language: English
title: The Secret of the Underground Room
titlecomplete: The Secret of the Underground Room (Johnny Dixon, #8)
genres: Fiction, Magic, Mystery, British Literature, Horror, Young Adult, Paranormal, Middle Grade, Childrens, Fantasy
ratings_count: 586
series: Johnny Dixon
publisher: Dial