Continuity mistake: It's a clear day at the end of John Wick 2 but pouring down raining at the beginning of John Wick 3, which follows immediately afterwards.
Continuity mistake: After John is stabbed in his right shoulder he sews it up and there is a lot of blood around the area, but when he is with the director the area is completely clean.
Continuity mistake: When John is fighting Ernest in the library, he punches the book on Ernest's face and both go to the left of an aisle. Then, both appear going to the right, and Ernest takes John by the throat. John has no book in his hands, but after that shot, he has the book again. (00:07:35)
Continuity mistake: At the end of the second film, the the operator lady stamped John's file upon receiving it. This same moment is played again in the third film, however the file already has the stamp on it as she gets it now.
Continuity mistake: When John Wick and two bad guys point their guns at one another, the guns are empty. They then struggle to reload. The bad guy on the right drops his empty magazine just before the camera angle changes. John and the bad guy stand and point their empty guns again. When the camera angle points to the bad guy lying down, you see the other bad guy's magazine drop to the ground. When the camera angle changes again, you see the standing bad guy drop the empty magazine a second time. (01:01:10)
Continuity mistake: In the fight scene Sophia's gun has no red dot sight. After she has her dog jump up the wall over her back, the gun has the red dot sight. (01:01:50)
Continuity mistake: Sophia takes the gun with the red dot sight. She then moves to the next room and before sliding under the wagon the sight is still there, but after sliding under the wagon the sight is gone. (01:00:13)
Continuity mistake: When John is saved by the ninjas in the train station there is a woman who is constantly changing which way she is heading. First she is walking behind John, then in next shot walking towards him, then the next shot behind him again, then again in the station when he meets Zero. (01:15:00 - 01:15:30)
Continuity mistake: The wound on John's right shoulder moves to his neck when he is with the director.
Continuity mistake: After Sofia shoots Berrada in the knee the wound and bloodstain moves between shots.
Continuity mistake: In the first scene the wall is painted with brains and blood after a head-shot. 20 seconds later that stain disappears. (01:01:05)
Continuity mistake: At the end of John Wick 2 when Winston looks at his watch it is just before 4pm. He calls in the contract on John saying it starts in one hour. At the beginning of John Wick 3 they say it starts at 6pm.
Continuity mistake: All 5 fingers are visible on John Wick's left hand in the gunfights, after he had cut his ring finger off.
Continuity mistake: After John is walking around the city while it's raining his jacket and shirt are wet, but when he talks with the director his clothes are dry.
Suggested correction: He changed his clothes.
Continuity mistake: When Sofia tells John "We leave in 10 minutes" and turns around, the dog to the left of John has its mouth closed in the first shot, mouth open and tongue out all the way panting in the second one. (00:45:10)
