Midsomer Murders - 25 Years of Mayhem will shine a light on the fictional English county of Midsomer, looking at the numerous mysterious crimes and murders to befall it, as well as paying tribute to the exceptional on and off screen talent who have played pivotal roles in keeping millions of viewers glued to their screens since 1997. The documentary will take viewers behind the scenes of the filming of Series 23, as well as taking a trip  down memory lane with a Midsomer coach tour looking back at some of the show's iconic locations, paying homage to the beautiful but equally deadly English countryside which has played such a huge part in the success of the series.