Other mistake: The registration number of the Blue Triumph 2500pi squad car is TPA931N on the rear and UUV931N on the front.
Continuity mistake: When Kibber, Oates and Finch are riding in the Ford Zephyr after swapping cars after walking over the railway bridge, they pass the same blue and red parked van twice, and also the same rubbish skip with the same cars parked behind it twice.
Continuity mistake: When Tom is driving Kibber he suddenly stops and slams on the brakes, the camera turns to Kibber and the car is still moving.
Answer: Scripted.