Continuity mistake: When Frank nearly gets chopped by an axe-wielding alien, he grabs a knife lying near the chef (who is wearing a striped shirt) but when he finally gets the knife and swinging it upwards, the chef has now suddenly vanished. (01:05:45)
Continuity mistake: During the shootout in the gardens, Frank is standing by a large green plant, which is in the middle of the gardens, with grounds, plants and paths behind it. In the next shot as he runs to the next plant, running behind the previous plant is a small wooden fence, which has suddenly appeared. (00:55:50)
Visible crew/equipment: There are many long wires clearly trailed across the lawns when Frank and the guys are shooting the aliens, to set off the squibs. (00:55:55)
Continuity mistake: In one shot as Frank is lying on his back, shooting, his socks change from yellow and black stripes, to plain blue socks. (00:56:35)
Continuity mistake: When Derek hits the alien with his blue van, splitting him in two, you can clearly see that no blood gets on the windshield. Yet in a following closeup the windshield wipers are clearing a lot of blood from it. (01:02:40)
Continuity mistake: On the cliff, Robert jumps out and grabs Derek. Robert punching Derek square in the chest is shown between two different angled shots. In the first shot, as Robert pulls his clenched fist backwards, Derek's scarf has disappeared. (00:23:00)
Audio problem: When Lord Crumb says "Once the Fast Food authorities have checked the samples..." his mouth movements are way out of sync with the audio. (00:45:50)
Continuity mistake: When the house is pulling the green sheet inwards, Frank is crawling away trying to get off it. In one shot he is crawling and there's planks and bits of wood scattered around and under him, but none in the next shot. (01:18:45)
Visible crew/equipment: When Robert is looking at the inside of the collectors car, before he smashes it with a rock, reflected in the window (from the inside) is a man holding equipment, and a camera. (00:32:10)
Revealing mistake: When Derek kicks the alien which has been cut in half, you can see the ground beneath the alien move making it obvious the lower part of the alien is buried in the ground. (01:03:30)
Continuity mistake: When Robert jumps out in surprise and grabs Derek, as Derek tries to keep his balance on the cliff, there is a big brown bush behind him which wasn't there before. (00:22:55)
Continuity mistake: When the collector gets hit in the head by the chef, he falls and slides down the stairs. He slides down about five steps, but when it cuts, it's only two steps. (00:32:40)
Revealing mistake: After Derek lifts up the carpet in the blue van after running over an alien, he punches in a code on what looks like a code entry panel to grab the chainsaw. Upon closer inspection, he's actually entering the code into a calculator.
Visible crew/equipment: When the aliens get into Frank's car, when the alien shuts the door you can see the reflection of a crewmember's legs, which are wearing red trousers. (01:10:40)
Visible crew/equipment: When the aliens chase the gang through the forest, the gang climb into the car. The aliens then shoot at the car, and then the gang drives away. As they drive forward onto the path, you can see a big pile of equipment, bags and other objects, and a camera set up across the road. (01:08:00)
Visible crew/equipment: In a wide side shot of Derek driving the blue van thingy, you can see the front roof frame of the car reflected in the back window, which is driving along with it, filming this part of the film. (00:59:10)
Revealing mistake: When Derek is about to run over the alien with the machine gun, the alien drops the magazine from the machine gun. You can see he is lifting his little finger revealing that he intentionally drops the magazine. (01:02:30)
Continuity mistake: When blood is splattered on Derek´s glasses from the alien hanging in the rope, he turns away and in the next scene the blood is gone. (00:15:25)
Visible crew/equipment: During the vomit-eating scene the camera pans over the staircase and the cameraman casts a shadow over the banister. (00:46:40)
Continuity mistake: Frank's collar alternates from up/down in the vomit eating scene. (00:47:00)
