Continuity mistake: When Wayne finds the peanuts, the amount of jelly on the knife next to the kid suddenly increases. When Wayne grinds the peanuts, the knife is now laid on the napkin instead of the bread, and it's spotless.
Continuity mistake: Wayne breaks the second cockroach turd while there's a round black object behind. When the cockroach appears, the shot changes to a panoramic view, and the object vanishes, only to reappear in the close-ups.
Continuity mistake: Before the cockroach scene, Wayne finds a pin and walks away from the group. An instant cut later, the group is suddenly closer to him and also closer together.
Continuity mistake: When Wayne is about to test the machine, Gordon is holding the computer screen. In the close-up, his hand disappears.
Continuity mistake: Wayne climbs inside the Hi fi system and steps on the left side of the aluminium foil. A shot later, he is on the far right side, not stepping on it. The way the foil folds also changes.
Revealing mistake: While Patti and Diane talk next to the spider, in the close-up shot, the web becomes a thick white rope that has nothing to do with what we see in the wide angles.
Continuity mistake: While the group hides from the cockroach, they check to see where she is, and the previous turds they found next to the wall have suddenly vanished.
Continuity mistake: Trey grabs two bags of chips and tosses one. A shot later, he is bending down, empty-handed, grabbing the same bag again.
Continuity mistake: After Gordon and Wayne drink the glowing liquid, Gordon turns around, holding the glass. An instant cut later, his arm and hand are down, and the glass is already on the table, but Wayne is still putting down his glass.
Continuity mistake: When Gordon and Wayne walk next to the loudspeaker, the Sony logo is above their heads. In the close-up, their heads cover part of the letters.
Continuity mistake: When Gordon and Wayne dry themselves after wiping off the dip, the way the red towel behind is folded changes between shots.
