Official facts · archive calculations · production anecdotes
Open the Midsomer trivia drawer.
Small surprises from twenty-five released series, with the source or calculation method kept beside every claim.
Official-source drawer
Facts with ITV paperwork attached.
Before they were international stars
ITV's anniversary material singles out early appearances by Orlando Bloom and Henry Cavill. Bloom appears in Judgement Day; Cavill appears in The Green Man.
ITV anniversary source ↗Midsomer travelled remarkably far
ITV reported sales to more than 220 territories in 2020. Its 2025 announcement used a different measure—active in nearly 200 territories—so the Casebook preserves both figures with their dates rather than treating them as contradictory.
ITV 2020 source ↗ITV 2025 source ↗The programme has its own ITVX channel
ITV says the dedicated Midsomer Murders FAST channel became the most-watched FAST channel on ITVX. This is a platform claim, not an independent audience ranking.
ITV Series 26 announcement ↗Four more films would bring the total to 148
The commissioned total is not yet the released total: ITV ordered four Series 26 mysteries, which would extend the current 144-case archive to 148.
Follow the evidence desk →The anniversary film visited an active set
25 Years of Mayhem combined the programme's history with behind-the-scenes filming during Series 23 and a coach journey through recognisable locations.
ITV documentary announcement ↗Paddy received a place in the announcement
When ITV announced Series 22 filming, Paddy the dog was explicitly named among the returning Barnaby household cast.
ITV production announcement ↗