When Jack reaches the 7th floor of the Stearns Bldg, he racks the slide on his pistol. But he had just fired a warning shot past the student's head a few minutes earlier, there was no need to cock the pistol. And when he does cock it, the slide locks back, indicating the pistol is now out of ammunition.
When Jack and Kim are in driving in the Porsche in the city, the car is not as damaged as it was seen at University's parking place.
During the live interview with Forster, the time jumps from 11:09 PT to 11:06 PT.
After Jack receives his first phone call while giving his lecture, he places his cell phone screen down. The next time it rings, the phone is screen-up.
When Jack Gramm fires the warning shot at his student in the office, we see a close up of the bullet making a hole in the door. However, in the next cut the door is opened and we see both sides of it. There isn't any hole in it.
When Jack finds out the Mariners score, he has 76 minutes left, meaning the time is around 10:30 am. The Seattle score is on the bottom, which means they are playing at home. MLB games never start before noon.
During the live interview with Forster, the television volume is up yet Jack's voice is not heard coming from the television nor is there an echo as would be expected.
After the warning about "88 minutes" is called in, a man passes by on a bicycle. The sound you hear is a bike coasting, not a man cycling.
When Jack Gramm stops the motorbike in the parking lot, a crew member is visible in the background, wearing combat-patterned trousers and a black T-shirt.
Early in the movie, a Shoppers Drug Mart is clearly visible. Shoppers Drug Mart is a Canadian chain, with stores in Vancouver, where the movie was filmed, but not Seattle, where the movie is set.
Roots stores appear twice: behind Jack and Kim when they go out on the street to get the Porsche, and behind a character walking down the street. Roots is a Canadian chain, with no stores in Seattle. The only US stores are in Beverly Hills CA, Aspen CO, Birmingham MI, and Park City UT.
After Gramm leaves the Campus Security Office, he passes by a University of Northwest Washington campus map on the wall. If you look closely, it is actually a University of Washington Seattle campus map. The film was shot on the University of British Columbia campus.
When Jack Gramm gets into the taxi at the beginning of the film, an orange "24 Hours" newsstand is visible in the background. 24 Hours is a newspaper published only in major Canadian cities, including Vancouver, where the film was shot.
At least one shot shows a green "Metro" box. Metro is a free newspaper distributed in 7 major Canadian cities, including Vancouver, where the film was shot. In the US, Metro is distributed in New York, Boston, and Philadelphia, not Seattle, where the film is set.
In the MSNBC interview, Jon Forrester's name is spelled John.
At 8m 21s the character is using the electric toothbrush as if it is a normal brush.
Near the end when Frank phones the FBI agent, he should have told him the health sciences building instead of the Stern building as this is how it is marked on the front of the building.