All Hallow's Eve is a story by Richard Laymon. It was first published in 1986.
Nothing unusual ever happens in Ashburg until a local family are horribly mutilated and left to die in their own home. Since that night, the old Sherwood house has stood dark and abandoned - a constant reminder of the horrific killings. But when mysterious invitations begin to arrive, announcing a party to be held there, nobody thinks it's a joke. After all, on Allhallow's Eve everyone wants to party in a house of death...
- It's mentioned that Sam briefly dated Donna - the protagonist of The Cellar - in high school and that she left him for Roy, who even then displayed signs of a sadist that Donna was oblivious to.