Continuity mistake: Jesse sneaks downstairs so that he can go out, but the doorbell rings, so he hides in a closet. As he walks down the stairs, there is a table with a white pot on the edge of it. In the next shot it's in the centre. (00:17:55)
Continuity mistake: After Tom Essex rips the whole arm off of the zombie which was attacking Jesse, in the next shot you can see the zombie had both hands still, visible on Jesse's shoulders. (00:56:05)
Continuity mistake: The head of the zombie woman which comes alive, is locked in a closet at Jesse's house. Yet at the end of the movie the same head has somehow managed to teleport itself to the electricity station. (00:35:45 - 01:21:45)
Continuity mistake: As the car of heroes realises there is a zombie on the roof of their car, they jerk the car, and a hubcap flies off. Later on in the movie, all four hubcaps can be seen on the car. (00:44:25)
Continuity mistake: A pencil appears in Mildred's hair when she tells George to get Doc Mandel, as she is on the phone, and then instantly disappears as she heads downstairs. (00:40:00)
Continuity mistake: When Joey and Ed arrive at the graveyard they get out, and leave the van door open. After Brenda kisses Joey however, in the background you can see the van door is now closed. (00:08:10)
Continuity mistake: When the vanload of heroes arrive at the army barrier, in one shot Doc puts his glasses down on his nose, yet in the next shot they're back up on his head. (01:04:20)
Continuity mistake: After Billy wipes away the dirt from the barrel, to reveal the words written on it, the amount of dirt wiped off changes between shots, evident by more of the writing becoming exposed. (00:06:20)