We can rule out the Police and Taxi series ... a ‘Taxi’ light bar on the roof. Curiously, the car is otherwise a bare-bones Mopar from the classic era. No power brakes (it’s got drums ...
but arguably the most iconic Mopar movie cop car wasn't driven by a sheriff or federal agent. The 1980 comedy "The Blues Brothers" starred John Belushi and Dan Aykroyd as Jake and Elwood Blues ...