Season 10 poster

Season 10

(2026)

Overview

Rejoin our extended Grantchester family in 1962, encountering everything from the dawn of computers to the novelty of pockets in women's clothes. Murder takes center stage of course, and Geordie taps into Alphy's intuition to probe homicides on church grounds, in a foundling home, within the police station itself, and more.

Cast

Robson Green as Geordie Keating
Robson Green

as Geordie Keating

Al Weaver as Leonard Finch
Al Weaver

as Leonard Finch

Tessa Peake-Jones as Mrs. Maguire / Mrs. Chapman
Tessa Peake-Jones

as Mrs. Maguire / Mrs. Chapman

Kacey Ainsworth as Cathy Keating
Kacey Ainsworth

as Cathy Keating

Skye Lucia Degruttola as Esme Keating
Skye Lucia Degruttola

as Esme Keating

Rishi Nair as Alpheus 'Alphy' Kotteram
Rishi Nair

as Alpheus 'Alphy' Kotteram

Episodes

Episode 1 poster

Episode 1 5.7

January 7, 2026

Alphy feels like he has found home, until he is forced to confront secrets he has kept close to his chest.

Episode 2 poster

Episode 2 8.0

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A death at the university plunges Geordie and Alphy into a world of academic adversaries, and Alphy encounters a romant…

Episode 3 poster

Episode 3 8.0

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Alphy's attempt to cook a romantic dinner is interrupted by a familiar face arriving unannounced at the vicarage.

Episode 4 poster

Episode 4 8.0

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Alphy and Geordie investigate witchcraft at a home for orphaned and disadvantaged children, where Alphy struggles to co…

Episode 5 poster

Episode 5 8.0

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Leonard's drinking leads to a prison cell, and the consequences escalate from there.

Episode 6 poster

Episode 6 8.0

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Alphy and Geordie investigate the murder of a rock band member, and Alphy struggles with some family history.

Episode 7 poster

Episode 7 9.0

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Cathy and Mrs. Chapman's new business venture faces a challenge, and Geordie tries to intervene in Alphy's personal lif…

Episode 8 poster

Episode 8 8.0

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Alphy and Geordie keep an eye on rising tensions as a controversial figure is invited to speak at the university. When …