Towards the end of Detectorists, the president of the Danebury Metal Detecting Club (DMDC) digs up a small artifact. He waves to his wife who is sitting and reading nearby, and calls out proudly that it is a button from the Welsh guard. Though it is a small find, he tears up a little, perhaps both from happiness (he is a button collector), but also out of a grateful acknowledgement towards his understanding wife. That balance of sweetness and sly humor is what makes the quiet loveliness of Detectorists such a Peak TV treasure. This gentle series is created, written, …