Revealing mistakes: When Kyle Fisher is sitting in his wheelchair, the feet belonging to his supposedly missing legs can be seen underneath the seat of the chair concealed with black socks.
Continuity: The toilet brush and cleanser switch hands back and forth in the very last scene where Laura is screaming in the street.
Continuity: In the final scene, Laura has two spots of spray household cleaner (foam) on her face. These switch from cheek to cheek at least twice.
Continuity: Laura's right arm jumps from Kyle's shoulder to being around his body as they kiss at their wedding.
Crew or equipment visible: When Kyle, Charles and Michael arrive at Adam's house by car, the camera dolly is visible just in front of the car at the bottom of the screen.
Continuity: When Michael is turning the Jeep around to run into Adam he is furiously turning the steering wheel to the left. However, the Jeep is making a right turn.
Revealing mistakes: While driving the minivan to Vegas it is clearly visible in interior shot, that the gear shifter is in P position and steering wheel also in wrong position.
Errors made by characters (possibly deliberate errors by the filmmakers): Adam, as a practicing Jew, would not have called his son by the same name.