When an ungodly man is murdered at the unveiling of a new church clock, Father Brown must find the killer before an innocent woman is sent to the gallows.

When the Church of Apollo comes to Kembleford, Susie is drawn to their charismatic leader Kalon. After Kalon's wife is murdered, Father Brown must break his spell over Susie or risk losing her forever.

When an ex-serviceman drops dead in the street, Father Brown investigates the facility where he was a patient. Could something sinister lie beneath the surface at Danvers Retreat?

A day out at a local hill climb track ends with one of the drivers killed in a car crash. When Father Brown will not stop investigating, an infuriated Sullivan resolves to put an end to his meddling for good.

When a troubled soul from the past returns, Father Brown must investigate the new chapter of the Church of Apollo.