Complete released-series file · 2025
Series 25
4 feature-length cases from the John Barnaby era, led by DCI John Barnaby with DS Jamie Winter across the run.
Episodes 1–4
Year-level chronology
Principal fictional places
Expanded case files
Before you open the folder
What defines Series 25?
This run sits in the John Barnaby period and contains 4 cases. Its archive labels lean eccentric, with 2 cases carrying that tone.
- Best entry point
- Treasures of Darkness
- Opening case
- Treasures of Darkness
- Final case
- Top of the Class
- Recurring settings
- Each principal setting appears once
Archive highlights
Three ways into Series 25
Editorial signposts drawn from the Casebook catalogue—not a claim that every murder needs a podium.
Treasures of Darkness
A riverbank discovery intensifies a rivalry between mudlarking groups before a suspicious drowning revives an old disappearance.
Episode 1 →Casebook focus · ClassicTreasures of Darkness
A traditional village mystery in which objects recovered from the river disturb the stories people have told for years.
Open the case →Filming trailTreasures of Darkness
1 broader filming areas are already connected to this file.
Follow the places →Who works these cases
Core cast in Series 25
Every lead detective, investigating partner and credited on-screen pathologist represented in this series.
Neil Dudgeon
John Barnaby · 4 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 →Nick Hendrix
Jamie Winter · 4 casesAn English actor trained at the University of Exeter and RADA. His theatre work includes the National Theatre, Old Vic and West End, while his screen credits include Black Mirror, Marcella, The Crown, Legend and Suffragette.
Open actor profile →
Annette Badland
Dr Fleur Perkins · 4 casesAn award-winning English actor with an extensive career in theatre, television, film and radio. Her many recognisable roles include Doctor Who, EastEnders, Outlander, Bergerac and pub landlady Mae in Ted Lasso.
Open actor profile →Complete episode ledger
Every Series 25 case
4 expanded dossiers and 0 concise catalogue records, all linked in broadcast order.
- Episode01
2025 · Goldworthy
Treasures of Darkness
A riverbank discovery intensifies a rivalry between mudlarking groups before a suspicious drowning revives an old disappearance.
- Episode02
2025 · Midsomer Deverell
Lawn of the Dead
A bowling-club groundsman and antiques dealer is murdered after a disputed friendly match exposes deeper club resentments.
- Episode03
2025 · Godley Buzzard
Death Strikes Three
A booby-trapped cuckoo clock kills a guest after an engagement party at Godley Manor, leaving the intended target uncertain.
- Episode04
2025 · Causton
Top of the Class
A head teacher is killed during an online PTA meeting, making an argument about a cancelled fundraiser the opening piece of evidence.