Thursdays, Sept. 7 - 28, 2023 at 10 p.m. on KPBS TV / Not available in the PBS APP. Blackmail, intrigue, deceit, adultery and murder abound, as the dastardly goings on in the seemingly idyllic county of Midsomer are unraveled by DCI Barnaby. The original cast in the first three seasons includes John Nettles as DCI Tom Barnaby, Daniel Casey as Sgt. Gavin Troy, Jane Wymark as Joyce Barnaby, Laura Howard as Cully Barnaby, and Barry Jackson as Dr. George Bullard.