Continuity mistake: The two fighter aircraft that took off from the carrier were unarmed. Later shots showed the planes armed to the teeth. (01:33:25 - 01:38:10)
Audio problem: When Lizzie is performing at the end of the movie at the awards show, at the part where we see her from the back facing the blue light, her voice sounds like it's changing. It seems like it's someone much older singing, or the synthesizer went wrong. It just obviously isn't Lizzie's voice anymore.
Factual error: In the shot of the infield at the Saratoga racetrack several Canada geese are shown landing. However, the calls inserted on the soundtrack are the quacks of mallard ducks not the honks of Canada geese.
Continuity mistake: When Daphne goes into the Hotel in London, she walks through the door and loosens the scarf around her neck. When she turns around to look at Ian, her scarf is tightened around her neck again.
Visible crew/equipment: When Susan tries on a hat while the couple are shopping in the island town, you can see the cameraman in her mirrored shades. (00:06:00)
Continuity mistake: In the first scene with Josh Hartnett and Harrison Ford, where they are at the club's murder scene, Josh's hair is first swept over his forehead, and then, the next shot shows it's not. Then a few shots later, it is over his forehead again.
Continuity mistake: When Maria and her husband are at the cemetary, she says Yolanda died at 33. But a few shots earlier, Yolanda's tombstone read "1960-1987".
Continuity mistake: When Johnny interrupts the wrong funeral, and Bough saves the day with his 'loony' spiel, Bough takes Johnny's gun and helps him off the coffin. The gun disappears from Bough's hand between shots. (00:28:40)
Revealing mistake: In the "Players Party," as Mays Gilliam is giving a speech, behind him is an extra mouthing his lines. (00:36:55)
Continuity mistake: In the last scene Gareth Gates was a clone but he had a belly button and the clones didn't have them.
Visible crew/equipment: In the scene near the beginning of the film, when the 2 brothers are fixing to leave to join the army. After the mother gives them the flag, the shot changes to the 2 brothers. You can see the boom mic and the camera in the reflection of their shiny brass buckles.
Continuity mistake: At the end of the movie, when Inspector Gadget gives an award to Penny he puts it around her neck and when the camera faces her, her hair is in the ribbon, but when they show her back it is out of the ribbon and then repeats itself about 3 times.
Factual error: When Renee Zellwegger arrives in New York, she exits her cab in front of the United Nations. The Canadian flag is visible. The movie is set in 1962, and the form of Canadian Flag in the shot was not adopted until 1965.
Visible crew/equipment: During the final battle, a vampire shoots into a totally dark room and kills a werewolf. He then lifts his gun and people are seen reflected in the sights. (01:37:05)
Factual error: Cadence arrives for the wedding on a 727. Closer examination of the aircraft's livery reveals it is a Kitty Hawk Airlines aircraft. This would be fine were Cadence air freight, as Kitty Hawk is a cargo airline. (00:28:40)
Continuity mistake: When Dr. Coleman wakes up in Anna's body, as Lindsey Lohan exits her room her bedroom door is still removed, but a few seconds after she runs out of the room after Harry the door has been re-attached.
Continuity mistake: In the scene where the guys are betting that Jim Street can beat TJ in shooting practice, TJ takes off his glasses and talks to Hondo; in the next shot they're back on his face and he takes them off again.
Continuity mistake: When the lottery winner is going to die, the beer bottle he takes out of the fridge moves all over the place. It even vanishes a couple of times.
Continuity mistake: In the shot where Hollywood Jack shoots his Mexican counterpart, the Mexican's blood get splattered on to the side of the refrigerator.When the shot changes to show Hollywood Jack drinking his beer, it shows no blood on the side of the refrigerator.
Continuity mistake: In the scene when Sally is about to audition, another little girl goes before her. When the little girl finishes, there is a shot of her face with her hands on her head. In the shot from behind, we see her put her hands down, but when we see the shot from the front, she is putting her hands down again.