Tom Barnaby is a fictional character from the British television series Midsomer Murders. He serves as a detective chief inspector, known for his keen observational skills and calm demeanor. Barnaby is portrayed by actor John Nettles and is a central figure in solving various murder mysteries set in the picturesque English countryside. The show, which first aired in 1997, is based on the Chief Inspector Barnaby book series by author Caroline Graham. Tom Barnaby's character is characterized by his strong moral compass and dedication to his work, often uncovering hidden secrets within the seemingly idyllic villages of Midsomer.