Continuity mistake: The father tears the children's advert for a nanny up into 8 pieces, but when it comes out of the chimney it's in far more bits.
Continuity mistake: The white carnations in the vase on the piano (Higgin's study) move around from shot to shot during the scene immediately after the Embassy ball.
Continuity mistake: When Rudolph and Hermey sing the Misfit song and they are crossing the wood log across the crack, at first the shot is under Hermey and it shows Hermey crossing half of the log. When the shot comes above Hermey, he is once again where he started. (00:23:25)
Continuity mistake: Ann Margaret is seen dancing with high heeled shoes at the beginning of a dance routine and during the routine is seen in flat ballet shoes, then near the end she is seen wearing high heeled shoes again.
Continuity mistake: At Molly's party after returning from Europe, the Duchess is introduced, and everyone bows. The shot shows Molly reaching for her neighbor who's standing straight, to bow down, and she does. Then there is a long shot showing the crowd, and the neighbor is again standing, and then you see Molly reach out for her again as she just had.
Continuity mistake: When the initial site team comes to the Tatum's, the second jeep in the convoy has the same supposedly unique serial number as the one the general arrives in a week later.
Continuity mistake: When Sammy Davis Jr. is shooting up the casino, the glass rectangles for the lights on either side of all the wine bottles have machine gun bullet holes in all of them before he shoots.