Tessa Peake-Jones Is A Smiler; Mrs. Maguire Is Not

Warning: This episode contains Grantchester spoilers. Iconic British actor Tessa Peake-Jones describes herself as a rather happy woman, but her Mrs. Maguire on Grantchester is anything but. She explains how she found her character, how she “listen acts” and what her former acting mentee, Al Weaver is really like on set.