Factual error: When the group discovers the armoured truck in the woods, the officer says it's from the 1950's. After they open the door and are looking at the money, it looks brand new. Money sitting in the weather and heat would get mouldy and deteriorate after 50 plus years.
Factual error: We see the prison bus catch fire after it crashes. But buses don't use regular gasoline. They use diesel fuel which isn't explosive.