Factual error: In the bar scene there is a sign for Genesee beer. That brand never went west further than Pennsylvania.
Factual error: At the David Duke meeting, a Klansman is told to take an urgent call on the phone and goes outside to take it. The grey telephone is a British 1970's one, not an American one.
Visible crew/equipment: In the dance scene towards the end of the dance he has an earpiece in his left ear. (02:14:00)
Continuity mistake: After Ron is assigned as bodyguard he aims a punch at Landers. His jacket swaps positions between shots, leaving his left elbow covered or uncovered.
Continuity mistake: Before Ron is told he'll be Duke's bodyguard he scratches his eye. A shot later his hand is lowered, only to appear raised a shot afterwards.
Character mistake: As Ron goes to tackle Connie (bomb scene) - he states "Colorado State Police" - not "Colorado Springs Police" - two separate entities.
Factual error: There is a modern 3200 Series Fire Department Knox-box near the ending scene on the Colorado Springs Police Department Building. The Knox Key-less entry System has been utilized by firefighters for 40 years, but this one is way ahead of its time.