A war memorial in Midsomer Parva stirs up an old family feud; the maid of honour is stabbed at a baron's wedding; and the body of an outspoken country magazine owner is discovered in woodland.
The series opens with Tom investigating a murder at a golf club. In other shows, Tom's secret past as a spy is revealed; a teacher is killed in a hit-and-run; and a man's body is found tied down in a miniature village.
In the opening edition, John Barnaby's first case sees him investigating the death of a DJ. In other shows, John must unearth family secrets and decipher astronomical charts to find a murderer; and probe a spate of ghoulish wedding-themed murders.
A new run opens with John investigating reports of a headless horseman. In other shows, a barrister is killed with a lethal dose of morphine; and an astronomer is killed during a total eclipse of the sun.
Series 16 finds DCI Barnaby investigating a stabbing at a ghost-hunting party, a series of killings in Midsomer St Claire, the death of a wealthy farmer, and the murder of an airfield owner.