With her acerbic wit and no-nonsense attitude, Happy Valley’s Sergeant Catherine Cawood is clearly a force to be reckoned with.
So the image of her walking down the street pushing her elderly dog in a pram is quite the incongruous picture.
But that sight has often greeted the residents of the real Happy Valley, as star Sarah Lancashire strolls through the West Yorkshire town of Hebden Bridge where much of the show is set.