Continuity mistake: When Oliver puts the divorce papers in his jacket he puts them in his LEFT hand breast pocket. When he hands them to Charlotte he takes them out of his RIGHT hand breast pocket.
Continuity mistake: When Alec Baldwin finds Kim Basinger in Las Vegas, she is wearing a white dress with thin straps. One strap is continually off her shoulder - except for one shot after he has followed her into her dressing room. They shoot her back, and both straps are up. All other shots have the one strap off her shoulder.
Continuity mistake: At the beginning of the film, Jack is talking to soon to be murderer Edwin. He tells the caller that yuppies must be stopped, in a calm tone, later when Jack is watching the news in his penthouse, the call is played on the news and Jack's tone is hostile.
Continuity mistake: When Jason and The Count duel, the cut on Jason's cheek is already there before The Count cuts him there. By that point, Jason was only cut on the shoulder.
Continuity mistake: When Lena sees Julie's body in a trunk her right arm's sticking out. A shot of Lena then suddenly Julie's arm is folded over her body.
Continuity mistake: It wasn't snowing in the front of the house (e.g, when Ethan, Hallie, and Stephanie were going home; when the ambulance arrived; when anyone came in the front door), but it was snowing heavily in the rear of the house during scenes showing the Christmas tree. (01:18:24 - 01:20:42)