Answer: ghosts

AnswerCrossword Clue
GHOSTSUncredited writers
GHOSTSIbsen play.
GHOSTSIbsen revival.
GHOSTSCastle denizens
GHOSTSTV wraiths
GHOSTSPoltergeists
GHOSTSUncredited authors
GHOSTSHaunted house inhabitants
GHOSTSHalloween characters
GHOSTSThey're represented in sheets
GHOSTSCommon Halloween costumes
GHOSTSMany Halloween costumes
GHOSTSHaunting presences
GHOSTSVisitors in "A Christmas Carol"
GHOSTSDisembodied spirits
GHOSTSScrooge's visitors on Christmas Eve.
GHOSTSHaunting figures
GHOSTSWrites the script for another
GHOSTSUncredited authors, for short
GHOSTS"A Christmas Carol" characters
GHOSTSHalloween cookie shapes
GHOSTSPack in Pac-Man
GHOSTSShapes of some Halloween cookies
GHOSTSWraiths
ghostsA faint trace of something
ghostsA faint secondary image produced by a fault in an optical system or on a cathode-ray screen, e.g., by faulty television reception or internal reflection in a mirror or camera
ghostsGHOST, to haunt (to visit frequently)
ghostsA spirit or soul
ghostsAppearing or manifesting but not actually existing
ghostsAn apparition of a dead person that is believed to appear or become manifest to the living, typically as a nebulous image
GHOSTSHotel inhabitants in "The Shining"
GHOSTSEctoplasmic entities
GHOSTSWho boo
GHOSTSIbsen drama
GHOSTSSpirits
GHOSTSWrites secretly
GHOSTSIbsen play
GHOSTSHouse haunters
GHOSTSSome trick-or-treaters
GHOSTSScrooge's visitors