When the original ‘Beetlejuice’ came out in 1988 ... That includes the fly that skitters across the graveyard in the model town at the beginning of the film. It’s a hand puppet.

past the attic containing the Maitland's model village, through the graveyard where Beetlejuice’s headstone lies, down the dizzying hallway lined with slanted doorways, underneath the sandworm ...