Inspector Lynley's distinctive blue sports car in the early series is a Jensen Interceptor Mk II. In later series, Lynley's brown car is a 1968 Bristol 410, an extremely exclusive make of vehicle built in England. Only 79 410 were ever built.
This is part 2 of S1e1, "A Great Deliverance".
Nicholas Day, Chief Superintendent Hillier, and Anthony Calf, Simon St. James, both played Detective Superintendent Sandra Pullman's boss in "New Tricks." Day played Deputy Assistant Commissioner Donald Bevan for 6 episodes and Calf played DAC Robert Strickland in 56 episodes.