Complete released-series file · 2012–2013
Series 15
6 feature-length cases from the John Barnaby era, led by DCI John Barnaby with DS Ben Jones across the run.

Episodes 1–6
Year-level chronology
Principal fictional places
Expanded case files
Before you open the folder
What defines Series 15?
This run sits in the John Barnaby period and contains 6 cases. Its archive labels lean eccentric, with 3 cases carrying that tone.
- Best entry point
- Schooled in Murder
- Opening case
- The Dark Rider
- Final case
- Schooled in Murder
- Recurring settings
- Each principal setting appears once
Archive highlights
Three ways into Series 15
Editorial signposts drawn from the Casebook catalogue—not a claim that every murder needs a podium.
The Dark Rider
A headless horseman appears at a grand family's Civil War pageant, immediately before prophecy becomes homicide.
Episode 1 →Casebook focus · LandmarkSchooled in Murder
Famous for its murder method, but equally important as the final regular case for Ben Jones.
Open the case →Filming trailThe Dark Rider
1 broader filming areas are already connected to this file.
Follow the places →Who works these cases
Core cast in Series 15
Every lead detective, investigating partner and credited on-screen pathologist represented in this series.
Neil Dudgeon
John Barnaby · 6 casesAn English actor whose television work before Causton included Piece of Cake, The Mrs Bradley Mysteries, Messiah and the sitcom Life of Riley. He also appeared in Midsomer Murders years earlier as a different character in Garden of Death.
Open actor profile →Jason Hughes
Ben Jones · 6 casesA Welsh actor who first became widely known as Warren Jones in the BBC drama This Life. His later television work includes Marcella and The Pact, alongside substantial theatre work at venues including the Donmar Warehouse and Royal Court.
Open actor profile →Tamzin Malleson
Dr Kate Wilding · 6 casesAn English actor whose best-known television work includes Dangerfield, Teachers, the medical drama Bodies and Unforgotten. She has also appeared in Poirot, Marcella and A Touch of Frost.
Open actor profile →Complete episode ledger
Every Series 15 case
6 expanded dossiers and 0 concise catalogue records, all linked in broadcast order.
- Episode01
2012 · Quitewell
The Dark Rider
A headless horseman appears at a grand family's Civil War pageant, immediately before prophecy becomes homicide.
- Episode02
2012 · Binwell
Murder of Innocence
A man convicted of murder returns to Binwell as the people on his prison death list begin to die.
- Episode03
2012 · Midsomer Stanton
Written in the Stars
A solar-eclipse gathering at an observatory is followed by deaths involving a meteorite, a spear and an astronomical disc.
- Episode04
2013 · Midsomer Langley
Death and the Divas
A horror-film festival reunites two estranged acting sisters as real deaths begin to imitate the films of one of them.
- Episode05
2013 · Midsomer County
The Sicilian Defence
A young woman wakes from a coma as a fiercely competitive chess gathering revives the mystery of the attack that put her there.
- Episode06
2013 · Midsomer Pastures
Schooled in Murder
A dairy dispute and fiercely competitive school parents culminate in the programme's most notorious wheel of cheese.