After Dr. Ashton retrieves his father and the car is shot up, they are shown during the chase driving the same car before it was shot up.
Penny Johnson exhibits remarkable skill with binoculars, holding them gingerly in her fingertips and never focusing.
When the Ferrari flips, the muzzle of the downward facing cannon is visible on the underside of the car. The cylindrical projectile (usually wooden) is also visible ricocheting off the road.
On numerous occasions, Luxemburgish signs and businesses are shown when the acting is supposedly taking place in Quebec. For instance, at the examination of the ATM's surveillance camera, there is a branch of the "Adler Modemarkt" clothing chain visible in the background.