: A mysterious visitor informs Father Brown during confession that the cantankerous Bishop Talbot will be assassinated at 11 a.m. the following day.

In Series 3, Episode 14, titled "The Deadly Seal," the sleuthing priest faces a profound ethical dilemma. The episode centers on the sacred Seal of Confession , a central tenet of the Catholic faith that forbids a priest from revealing anything heard during a penitent's confession. The Central Conflict

: Bound by his vows, Father Brown cannot warn the Bishop or the police directly.

"Father Brown" The Deadly Seal (TV Episode 2015) - Plot - IMDb