Casper: The Interactive Adventure

Casper: The Interactive Adventure is a Point and click adventure CD-ROM game made by WizardWorks and Morning Star Multimedia in 1997 and takes place after the 1995 film. After the Harvey's go on vacation, Casper's human friends throw him a party to cheer him up but a revived Carrigan turns them into ghosts, using a magic spell from an old book in the library, and hides them somewhere in the manor ...