Continuity mistake: When Pierce's wife is walking in her auto shop they pan down to show her red Louboutin heels, then they cut to her walking in her office, and when they show her shoes again they have a tan sole.
Continuity mistake: The protagonist, Neil and Kat are in the back of the yellow ambulance in the parking garage. Neil checks on Kat, after that he removes plastic gloves from his hands and throws them into the trash right next to him, 2 cuts later he again crumples a pair of plastic gloves. (01:46:15)
Continuity mistake: When Cecilia is talking to her ex-husband at the dinner table towards the end of the movie, the food on the plate is situated differently from shot to shot as they converse.
Continuity mistake: SPOILERS: During the final scene, when Samuel L. Jackson is "puppeted" to lift his arm up to make it look like he's pointing a gun at the SWAT team, the number of laser-sights visible on his chest changes between cuts. In the wide-shot, there's only three, but when it punches into a close-up, suddenly there are five.
Continuity mistake: In the chase scene the American Mini swerves to miss an oncoming car. That car starts out grey then changes to a another green Mini, then back to the original car that came round the corner.
Continuity mistake: The girl that wanted her bully in high school to be tortured filmed the torturing with an iPhone XR then was later holding an iPhone X before the movie ended.
Continuity mistake: Look at the forehead of the hotel manager. Everytime he raises his eyebrows, you can see his prosthetic forehead piece.
Continuity mistake: When the girls are standing on the beach with the flares to guide in the German aircraft they are in two rows just a few metres apart. The view from the aircraft shows them much further apart, wide enough for the aircraft to land between them.
Continuity mistake: The amount of rain on The Man's shirt is relatively light when he reaches the doorstep but his shirt was saturated before he even started going up the sidewalk. He was in the house for a couple of minutes to kill the two people and set the house on fire (not enough time for his shirt to dry) yet his shirt was almost dry when he exited the house. The Man's shirt got soaked again on his way to his truck. The shirt looks dark blue when saturated with rain but light blue when it is dry. (00:02:53 - 00:03:51)