Visible crew/equipment: When the girl is killed in the toilet, the hand of the puppeteer holding the scorpion claw is visible.
Visible crew/equipment: When Scott is finally killed by the giant scorpion, the hand of the puppeteer is seen on the left.
Visible crew/equipment: Milhouse points at everyone with a gun and the Captain jumps at him to defend all. That moment the whole stage, with lights and cables around, is perfectly seen.