'Grantchester' Renewed at PBS Masterpiece: 1 Star Won't Return, Several Confirmed to Star

The season 9 season finale for Grantchester is airing tonight, and fans might be wondering about a possible 10th season. Well, there’s some great news: the show has already been renewed for a PBS Masterpiece season 10, and some of the cast has been confirmed to return. There is one season 9 cast member who