character name in title   mansion   inheritance   based on tv series   ghost   blockbuster   old dark house   halloween   grief   based on comic   self referential   child's point of view   secret passage   breakfast machine   haunting   studio logo segues into film   secret door   halloween party   haunted house   ghostbuster   secret passageway   secret lab   casper   ghost of wife   secret tunnel   friendship   danger   heir   one word title   part computer animation   supernatural power   title spoken by character   widower   teenager