Continuity mistake: Helen is sitting beside a lamp table during this scene. On the table are a lamp, a small box and a champagne glass that Helen placed there. The champagne glass and box move from their original positions and an ashtray appears, then shortly afterwards the glass moves again. (00:35:35)
Continuity mistake: Georgia takes off her mink coat and tosses it on a chair. As she walks away we see another coat draped over the back of the chair but this coat was not there a second ago. Helen walks over, adjusts the mink coat and sits on the arm of the chair (with the mink coat under her). During the remainder of the scene the positions of the two coats keep changing. As Sam walks out of the room we see a throw pillow that has suddenly appeared between the mink coat and the back of the chair. (00:45:30)
Continuity mistake: Mrs. Kraft is playing cards with the bellboy, resting her feet on the shelf under the table. She drops her cards on the floor, and when she gets down on the floor to pick up the cards a large cushion has appeared on the shelf where only a moment ago her feet were resting. (01:00:00)
Continuity mistake: When Marty opens the door to Sam's bedroom he has his hat in his left hand and is using his right hand to open the door. When he steps into the bedroom his hat is now in his right hand and he is opening the door with his left hand. (01:06:00)
Continuity mistake: When the stunt person for character Mrs. Kraft rolls horizontally down the dune, the stunt person's head is pointed west, but the scene picks up with the character's head pointed east. (01:10:00 - 01:13:00)
Continuity mistake: Helen is sitting beside the lamp table. When the scene begins the lamp is in the back-left corner of the lamp table and the box is to the right of the lamp. Later the lamp is centered at the rear of the lamp table and the box has moved in front of the lamp. (01:11:15 - 01:12:35)
Continuity mistake: When the maid comes into the room Helen is clenching her right hand by her side. The camera cuts to face Helen and she is clutching her hands in front of her body. (01:23:05)