A timid typesetter decides to solve a murder mystery and ends up spending a fright-filled night in a haunted house! When Luther Heggs visits the Simmons mansion at midnight, he believes he's seen a ghost and writes a story that makes front page news—and brings on a libel suit from the mansion's owner. Now Luther must uncover the mystery of the hauntings and find the true murderer! © 1965 Universal Studios. All Rights Reserved.