Visible crew/equipment: After Lightfoot steals the Trans Am, when he first encounters Thunderbolt on the run, he swerves into the field, and in a shot from inside the car, a piece of filming equipment on the hood of the car is visible through the windshield. Then Lightfoot hits Dunlop with the car. (00:07:50)
Visible crew/equipment: At the very end, when Thunderbolt snaps the celebratory cigar in half, in the next shot as the Cadillac pulls away, the reflection of crew is visible on the rear of the car.
Answer: He is given what it known as "last billing" (which you see as "and George Kennedy). Nowadays it can also be referred to as "special billing." This is typically done for more famous actors who are playing a smaller role, or in this case a non-titular character. It was done on purpose and most likely as part of his agent's negotiation with the film studio.
Bishop73