Father Brown is invited to a tea party to celebrate a new church clock tower, hosted by his friend Reverend Bohun. The serene atmosphere ends up being shattered, after his caddish brother Norman shows up and annoys most of the guests. After Norman's body is discovered behind the church, Father Brown investigates to stop an innocent woman being sent to the gallows.
Father Brown is based on G. K. Chesterton's detective stories about a Catholic priest who doubles as an amateur detective in order to try and solve mysteries.
Father Brown - The Hammer of God Synopsis and Schedule