Watch Grantchester Season 10 Episode 4 Online
“Episode 4” — Watch "Grantchester" Season 10 Episode 4 online in HD for free. Check streaming providers, cast, and episode details.
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Season 10 Episode 4 — Aired on Jan 21, 2026 • runs about 46 minutes.
Notable cast/guest names in this episode include Robson Green, Al Weaver, Tessa Peake-Jones, Kacey Ainsworth.
This page includes 1 official still(s) (when available) plus legal availability links.
Looking for “watch Grantchester Season 10 Episode 4 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.
Synopsis
Alphy and Geordie investigate witchcraft at a home for orphaned and disadvantaged children, where Alphy struggles to consider an old friend as a suspect when a body is found.
Stills
Cast
as Geordie Keating
as Leonard Finch
as Mrs. Maguire / Mrs. Chapman
as Cathy Keating
as Esme Keating
as Alpheus 'Alphy' Kotteram
Episodes – Season 10
Trailer / clip
There�s no trailer available for this series right now.
