Continuity mistake: The college is supposed to be Ithaca University, but in the stadium scene they fail to cover up the University of Georgia "G" in the middle of the field. There are also times when they are supposedly in other states but they are obviously in Georgia the whole time..
Continuity mistake: It's pretty interesting that Charlotte is supposed to be suffering from a terrible heart condition, yet whenever she's in the hospital, there's never a heart monitor anywhere around.
Continuity mistake: When Chuck first goes over and sees the cave, it changes the camera angle and the sunlight is significantly dimmer and more orange, indicating a sunset.
Continuity mistake: There are seven Wharvey Gals. Three on the stage singing, three with the wife, and one that she's holding. One of the girls even says that there are seven of them. Yet in the end, when Everett and his wife are walking down the street, there are only six. One that she is carrying, and five following.
Continuity mistake: When Jet Li is playing football in the park and Maurice falls on top of him, Maurice's scar is on the left side of his lip, then when the camera cuts back to him it's on the right side. (00:50:40)
Continuity mistake: In the scene in which Leonard writes on the back of his picture of Teddy, "He is the one. Kill him," we see a shot of Leonard placing the picture on top of his tan jacket on the bed as he goes to write on it. Then, it goes to a close-up of the picture in which the jacket has disappeared and the picture is lying directly on the blue bedspread. It actually happens twice within that same scene. (00:15:15)
Continuity mistake: After Sunshine shows up at practice with his father, he picks up a football and throws it at Bertier. On the way down, the ball looks as if it will miss the player by 2 or 3 feet to the right, but on close up it hits him square in the back - rather weakly.
Continuity mistake: The soldiers takes off from the aircraft carrier in Boeing CH-46 helicopters. In the next scene they are flying towards the target and the helicopters are magically upgraded to the Boeing CH-47 model. The mistake is clearly seen when counting the landing gear on the two types. The CH-46 has a single front landing gear and the CH-47 has a double landing gear in the front.
Continuity mistake: Microphones are clearly visible in at least five scenes.
Continuity mistake: After the charity dinner, Meg Ryan and David Morse are having a fight in their kitchen. Note a missing drawer on the right hand side of the greenish cabinet. But at the end of the scene, when Morse leaves the room, the drawer is back where it belongs.
Continuity mistake: When Mathew Perry goes to Chicago to meet with the head Boss, Bruce Willis' wife comes to talk with him at the hotel. In the scene where he is brushing his teeth he picks up the mouthwash bottle and swigs some, then sets the bottle down on the counter. The camera cuts back to her, then back to Matthew Perry, and the mouthwash is gone. (00:32:50)
Continuity mistake: At one point late in the movie, Arlene McKinney is at the kitchen sink. If you look through the window it is daylight out. She then goes outside and it is night.
Continuity mistake: During the last game he slides into the endzone and when he stops the centre of his body is clearly on a border of green field and grey field. But when the shot changes to a different camera he is nowhere close to any green field.
Continuity mistake: When Maya enters Peter's office for the first time, you can see that he had just written something on his laptop. While they talk, you can see the word-program on the computer screen: it shows one page. Cut to Maya, then back to Peter: it shows two pages. Another cut: one page. This happens two or three times throughout the scene. (00:29:30)
Continuity mistake: When Christine gets out of the shower at Cotton's apartment she has dried off, stood and walked on the carpet, and put on a nightie. When the stereo starts blasting and she walks down the hardwood floored hallway her feet leave very wet footprints which she slips in later when the killer chases her back up the hallway. (00:03:40)
Continuity mistake: When Mrs. Tweedy gets the idea of converting her farm when reading the brochure called "Sick and tired of making minuscule profits," a wedding picture of the husband and wife is seen on a cupboard at the back. Then, in the next shot, as Mrs. Tweedy slams her hand on her desk that same picture suddenly happens to be on the desk.
Continuity mistake: When Melody is in her room getting ready for her party, at one shot her hair is down. In the next shot of her, it's in a ponytail, and in the next it's down again.
Continuity mistake: At the end of the movie, they come to take away the body of Big Baby Sweets, and it's night time. You can see the night sky behind the actors. However, after Sweets' makeup is wiped off, the camera pans back and you can clearly see the daytime sky behind them.
Continuity mistake: Near the end of the film, Adam and his clone make a jump for the helicopter to escape the explosion. In one scene, you'll see Sport Jacket Adam holding the ladder to the helicopter with Leather Jacket Adam holding onto the legs of the first Adam. After a cutaway scene, you'll see these two have switched places (Leather jacket on ladder, Sport jacket on bottom). The next time you see them, they're switched back in the correct order. (01:52:30)
Continuity mistake: When Cruella (Glenn Close) gets turned into a cake, the dogs squirt coloured icing all over her face. A few seconds later she falls against a glass door with her face, and red icing is smeared all over her right cheek as she slides down the glass. In the next cut the arresting officers are taking her into custody, and she has a neat yellow blob of icing on the same cheek, and all the smeared red icing is gone.