Vicky drives the van into a lake thinking it's not deep, she steps out and is up to her neck in water. Bartholomew jumps out and the water is up to his armpits. Seeing a boy approaching he scrambles up the bank and runs to the boy but now only his sleeves and chest look wet. Vicky comes up behind him and there's no water dripping off her. After speaking to the boy they turn and run past the camera and you can see that they're now both dry.
During the finale in the swamp, Claudia Cardinale's footwear switches back and forth between black pumps and black gym shoes.