The Sweeney Season 2 Episode 8

Vic Labbett, a violent robber who fled England following a robbery, has now returned from exile but only temporarily. His aim is to pick up the cash from the heist and convert it into diamonds and fly out of the country again. Regan is on to him and although Labbett initially eludes him, a muddy car chase across the air-field leads to his downfall.