Stone and Sky
The tenth Peter Grant novel is the current main-series release. The publisher lists hardback, ebook and downloadable audiobook formats, with paperback publication on 26 March 2026.
Open the spoiler-light case file →Current file
What’s new after dark.
Confirmed releases and screen news, dated and linked. Rumours stay outside the evidence file.
In development
The project has been announced, but this guide does not present casting or release dates without confirmation.
Open adaptation watch →Awaiting an official announcement
A future title will appear here only after confirmation from the author or publisher.
Four new RPG releases
Chaosium’s 2026 run includes Underground, Overground, a four-scenario London collection with the exclusive Ben Aaronovitch microfiction “The Absolutely True and Accurate Account of How the Foxes Got Their Voices Back”; Dead Letter, a self-contained solo introduction; No Place Like Home, a three-case collection with his exclusive microfiction “Girls on Film”; and Foulness in the Fog, a free standalone scenario. These are tabletop releases, not prose instalments in the reading order.
Official July collection announcement ↗ Official August release round-up ↗Status checked 6 September 2026. Retail formats and dates can change.