Three mischievous ghosts -- Stretch, Stinkie and Fasto -- have changed the town's adults into zombies and are terrifying the children!

Famous ghost scientist Dr. Harvey has been called in to halt the scourge, but he, too, has fallen prey to the dastardly trio.

In this colorful side-scroller, you must help Dr. Harvey collect five flasks containing anti-zombie ingredients. When mixed together, the flasks can cure all the adults of their zombieness.

While Dr. Harvey walks straight ahead, you'll need to protect him by manipulating the environment and avoiding traps.

Six spooky metamorphoses let Casper cover holes in the floor; take the form of a monster that scares the good doc into running, and more