Firewall

Factual error: When Janet dials 911 from her cell phone, we hear a low tone followed by two higher tones. In reality, 911 is a high tone followed by two lower tones. Additionally, she dials 911 and puts the phone up to her ear without ever pressing the "Talk" button. (01:35:10)

Factual error: Text doesn't actually move up a screen, it only appears to; it's really only blinking lights. As such, the improvised scanner wouldn't work, you'd only get a small slice of each line.

James King III

Factual error: During Jack's drive to work in the "morning", the sun is shining on Seattle from the west.

Factual error: This film depicts wire transfers as happening instantly. Electronic transfers of funds actually take 2 business days - 3 if the transfer is submitted after the Federal Reserve has closed for the day.

Revealing mistake: In chapter 14, Bill Cox calls Harry, who's asleep in bed. Harry answers his flip phone, but doesn't flip it open. (00:54:50)

More mistakes in Firewall

Bill Cox: You designed the software, you find me a way in.
Jack Stanfield: I wouldn't know where to start.

More quotes from Firewall