Crew or equipment visible: When Lenny walks into the bedroom of the suite at the Bonaventure and finds Gant's body, the reflection of the cameraman's legs is visible next to Lenny's on the mirrored wall.
Continuity: Lenny's cell phone switches sides while he is driving.
Continuity: The bartender finishes pouring the two double tequila shots twice.
Miscellaneous: The pre-recorded clip of Lenny watching himself in a mirror shows him in profile, not from directly in front.
Continuity: Bullet holes appear in Mace's limousine before the shooting occurs, and the limousine becomes undamaged during the chase.
Continuity: The second time she sings, Faith's microphone jumps rapidly between her hand and the microphone stand.
Continuity: At the end of the movie when Steckler is chasing Mace through the crowd there is one time when the film is reversed. Steckler's badge appears on the wrong side of his body and his gun has changed hands.
Audio/visual unsynchronized: When Lornette and Lenny are in her house and she has him pinned against the wall, you can hear her voice but her mouth is not moving.
Audio/visual unsynchronized: Mace's mouth moves while Max speaks when they are at Replay's van.
Continuity: When Lenny is stabbed in the back by Max at the Bonaventure, the knife changes positions on Lenny's back more than once.
Continuity: In the Bonaventure hotel room, Lenny knocks Max to the floor through a doorway, and at that moment Max is not wearing gloves. Once Max hits the floor, his gloves reappear on his hands.
Crew or equipment visible: A Steadicam operator is visible on the bottom of the screen at the end.
Continuity: When Faith rips off Max's wig and stumbles backwards, the wig changes hands between shots.
Continuity: Before Max shoots Philo, the mirror behind him is cracked. After he shoots him, the mirror is unbroken.
Revealing mistakes: After Lenny and Max fight in the hotel room, and the glass doors are shattered, all the shattered glass appears to be swept neatly off to the side as Lenny is walking away,.
Revealing mistakes: The safety cable is visible during the final 10 or 20 feet of Max's fall.
Continuity: When Lenny is skating with Faith, he falls and you can see his bare right knee. Briefly later, he is on the steps removing a right knee pad.
Continuity: In a scene in Mace's apartment, Lenny is given a dish towel for a wound on his head. The first time he's shown holding it to his head, it's completely blood-soaked (solid red). When we see him again a few moments later, he's still holding the towel to his head but it is only partially red.
Crew or equipment visible: In the Iris POV shot in the train yards, the steadicam operators shadow can be seen just beyond the chain link fence.
Continuity: During the Limo chase scene, sixteen bullets are seen striking the right side of the vehicle in close-up. Immediately following, there is a wide shot that shows the exact same sixteen bullet holes being created by Officer Engleman as he fires the machine gun he is holding.
Revealing mistakes: When Faith's handcuffs are supposedly being removed, it's clearly visible that she isn't cuffed anymore and that she just kept her hands close to the bed frame, while the unknown person pretends fumbling with the cuffs that are not there. He then picks them up from somewhere behind the bed frame so that it looks as if he just removed the handcuffs from her wrists.
Factual errors: Just before Lenny and Mace get into the "Millennium" party, a screen shows people celebrating the new year in Madrid, where it is still dark. This is not possible as the time in the movie is just after 11:00 p.m., which means that it is after 8:00 a.m. in Madrid
Continuity: When the cops confront Lenny at the impound lot, they ask him for the disc. He pulls ii out of his briefcase and shuts it, but never snaps it closed. In the next shot when the dog bites the cops leg, Lenny is seen picking up the magically snapped shut case and running off.
Crew or equipment visible: As Max hangs from Lenny's tie, the camera pans up and the buckle of the crane holding the safety wire is clearly visible behind Lenny's head.