Sister Boniface Mysteries
Sister Boniface Mysteries is a TV show on BBC1. A new force of habit. The police's secret weapon in fighting crime – nun, winemaker and moped rider Sister Boniface at your service! From the makers of Father Brown. The program has been available since 2025. A total of 10 episodes have been broadcast, most recently in September 2026.
Last episode
Sister Boniface Mysteries
The head nose of a family perfume company is found dead in suspicious circumstances. Most members of his family and staff have a motive to want him dead. Sister Boniface and the team investigate.
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The inaugural convention of the cancelled sci-fi show 'Professor Y' comes to Great Slaughter in an attempt to revive it, but its creator goes missing. Sister Boniface and the team investigate.
Arthur Salem is found in a locked room, stabbed in the back with a knife held in the hand of his newest doll. His employees are the prime suspects. Sister Boniface investigates.
Sister Boniface, Sam and Felix uncover the murderer of one of three actors shortlisted to play the next agent Jonas Best, and Sam is surprised by the return of old flame Ruth Penny.
A precious jewel is stolen from a snowbound train in the coldest winter on record. With the train stuck in a snowdrift, can Sister Boniface solve the mystery?
Series 2
When a local resident is found poisoned, the method resembles that of a murderer several years previously, but they are known to be in a psychiatric institution. A copycat killer is suspected.
CC Lowsley is totally preoccupied with his upcoming production of The Cursed Arrow, but when an actor in the company is murdered, Sister Boniface uncovers a historic motive.
Peggy is delighted when Radio Catherine, her favourite pirate radio station, begins transmitting from Great Slaughter. But then, their top DJ is murdered on-air.
Great Slaughter is buzzing with excitement about this year's talent show. But things do not go according to plan when an egotistical magician is killed during his act.
An abrasive director filming the latest episode of Oh! Do Behave! rubs everyone up the wrong way. Sister Boniface is called in to assist when a murder occurs on the set.