I need help finding this one movie I used to watch when I was little its like these mice little people live in this big abandoned house then people move in it then they get scared or something ah aha I really want to know what is called anyone?

Was it animated?
What years were you little?

Maybe,.

The Borrowers
-view trailer-

Animated-
Here Come the Littles
view TV opening


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Are you talking about some ghosts used to live in that abandoned house? Was "Casper" the name of movie ?