Inside Grantchester star Robson Green's quiet life in market town where average home is £297,643
Grantchester star Robson Green lives a quiet life in an idyllic market town, a place which has an average house price of £297,643.The new series of Grantchester returns tonight (Thursday, 11 January) as we welcome back the Cambridgeshire village and its crimes taking place during the 1950s. Actor Robson, 59, is best known for his role as Detective Inspector Geordie Keating on the ITV detective drama, which he has held since 2014.