ITV 9 Years Ago October 6, 2014 Grantchester Season 1 UK Release DateThe tv series season Grantchester Season 1 is already released on ITV in the UK. Release Dates!Report Date / Submit ProductUKAllUSAUKReport Date / Submit ProductITVOctober 6, 2014ConfirmedTrackingTrack12TRACK1Buy NowGrantchester Season 1TV Series SeasonITVThe series follows a clergyman Sidney Chambers who finds himself investigating a series of mysterious wrongdoings in his small village of Grantchester.GrantchesterSeason 1DramaMysteryJames NortonRobson GreenMorven ChristieTessa Peake-JonesAl WeaverTom AustenPheline RogganGregg Lowe