Continuity mistake: When Freddy is controlling Spencer in the video game you see from Freddy's view that his legs are crossed on the table. When it cuts to in front of Freddy he has one foot only on the table. (00:42:25)
Continuity mistake: When De Niro first meets Nolte's lady-friend, they are having a conversation in a bar or restaurant. As the camera goes from De Niro to the woman, the woman's top blouse button is open in one shot, then closed, then open, etc.
Continuity mistake: When Andy finds Whitehurst bound and gagged in the closet Andy removes the piece of clothing used to gag Whitehurst mouth. When it cuts to Whitehurst getting up the cloth is tied back around his neck. (00:19:00)
Continuity mistake: When Fool hides behind the cat-flap style vent, at the end of the hallway, The Man comes down with his gun. The items behind the vent change position (eg. the cloths, bones, etc.) (00:45:45)
Continuity mistake: Right before Ernest falls into his trash truck you can see that it is full of a good mixture of trash, i.e. white trash bags, food containers, etc. But when the camera angle cuts and he lands in the trash, it has now changed to all cardboard boxes.
Continuity mistake: The position and intactness of the biscuits changes between shots, as Louison puts the sugar pot on the biscuit plate because the tea begins to overspill from the cup. (00:27:20)
Continuity mistake: When the killer rips his mask off to expose his face to Maggie, his eyes go from brown to yellow between shots. It is explained later that his yellow eyes becomes brown thanks to colored contact lenses, but the killer does not remove any contacts when rips off his mask.
Continuity mistake: When the old woman is cooking she is stirring the casserole. When it cuts she is spicing the food. (00:20:45)
Continuity mistake: Towards the end of Puppet Master II, Torch is about to set Michael on fire when he is hosed down with a fire extinguisher, covering the puppet in white foam. Later, when Torch reappears, he is again still covered, next scene he is clean, then next scene covered again. (01:17:40)
Continuity mistake: On the helicopter at the end, both survivors grab headsets; David when the camera is on the left has a very noticeable wet curl in the middle of the forehead he doesn't have in the shots from the right. (01:21:20)