Continuity mistake: In the scene near the end of the movie where Ellen Miller asks Robert Miller to lift up his shirt, and then slaps him in the stomach with a newspaper, we see that his right shoulder suspender is properly positioned, however in the next shot from behind him his suspender over his right shoulder appears to be twisted 180 degrees. As he turns to walk into the inner bedroom the suspender is once again back to a proper fit.
Continuity mistake: At the start, the bottle of Glenfiddich rotates on the desk with no-one touching it,. (00:05:45)
Continuity mistake: After the funeral back at the house, Nicole's sister Annie goes to the bathroom and undoes her belt to sit down to pee, but when she hears a noise and stands up and pulls her pants up, her belt is buckled.
Continuity mistake: When Luke grabs a beer from the mini bar in the hotel, there's a lot of beer foam in the top of the bottle. In the next shot, when Luke's sitting on the bed, the foam is gone without taking a first sip.
Continuity mistake: After Mike has set the tent up they go for a ride on their snowmobile to check the scenery out. They come uphill parking the snowmobile facing upwards. They get up looking at the scenery, and a few shots later the snowmobile has suddenly turned 180 degrees facing downhill. (00:13:40)
Continuity mistake: When the guy with the hat plays pool and goes to hit the blue ball, in the next shot it changes to white and he completely miscues. (00:27:25)
Continuity mistake: The man with one arm in the projector slides shows his right arm removed below the elbow. The next slide shows his left arm missing, and then it goes back to his right. (00:35:34)
Continuity mistake: When the mother breaks the window to enter the neighbor's house the next frame shows the glass still intact. (01:07:00)