Every Halloween, the ghost of The Plaza's most legendary and outrageous inhabitant of old, Diamond Jim Johnson, returns to haunt the halls. But when the hotel's most famous 6-year-old girl, Eloise, encounters this frightening phantom, nobody believes her story of old-time spooks with larger-than-life appetites. When eerie sights and sounds begin to spook the hotel guests, will Eloise herself be accused of scaring The Plaza's guests? Eloise decides to launch her own supernatural investigation! Imagination runs wild and being bored is never allowed in this fun-filled animated adventure featuring the talented voices of Lynn Redgrave, Tim Curry, Mary Matilyn Mouser, Jim Belushi, and Brad Garrett!
Eloise decides to launch her own supernatural investigation. There are tricks and treats galore in store when Eloise busts some ghosts, reverses a curse, and even saves the hotel from real monsters in the most unusual Halloween Adventure ever!