Other mistake: After his wife says she can get him a job with her boss, Frank steps off to the right side of the stage acting unsure of it due to his pride. When he goes there, some sort of blue light suddenly illuminates his body that was not there before.
Other mistake: When Stig shoots the helo and kills the co-pilot it still crashes. He killed the co-pilot, the pilot sits on the right side. (01:36:30)
Other mistake: Barbara and Violet are talking in the car after returning from the funeral and all of the windows are closed, even though great effort was made to convey the fact that temperatures were in excess of 100°. They spend three to four minutes talking in the car and neither even breaks a sweat, when in reality, they could not have sat in a closed car in that kind of midday heat for more than 30 seconds or so without becoming incredibly uncomfortable.