At the 'Hero Awards', DAC Strickland introduces Sandra Pullman incorrectly as 'Chief' Superintendent.
They say the shotgun was identified from the wadding and the pellets. This can't be done.
With a handgun or rifle, the bullet carries an individual 'signature' from the barrel. But with a shotgun the pellets carry no such mark as they spray out, and the wadding, even if it is not totally torn to shreds, reveals nothing more than the bore of the gun, and the manufacture of the cartridge.
When listening to music on his new laptop, Brian Lane refers to "Colonel Bogey" as in the movie "The Bridge over the River Kwai". The correct title is "The Bridge ON the River Kwai. Brian Lane is portrayed as being obsessive about accuracy and would not make such a mistake.