Quick answer · Season 4
Sister Boniface Mysteries is a drama and mystery series from BritBox, running since 2022 with 4 seasons and 36 episodes. No new season of Sister Boniface Mysteries has been confirmed yet; its most recent episode aired on October 7, 2025.
- U.S. premiere
- August 19, 2025
- Where
- BritBox
- Time
- Not announced
- Episodes
- 8
- Finale
- October 7, 2025
Where to watch Sister Boniface Mysteries season 4 in the U.S.
Season 4 episode schedule
| Ep. | Title | U.S. date | Time | Status |
|---|---|---|---|---|
| 1 | Biff! Pow! Zap! | [1] | Time not announced | Listed |
| 2 | A Murder of Crows | [1] | Time not announced | Listed |
| 3 | Are Ye' Dancin'? | [1] | Time not announced | Listed |
| 4 | Killer Heels | [1] | Time not announced | Listed |
| 5 | Let the Games Begin! | [1] | Time not announced | Listed |
| 6 | There's No 'I' in Slaughter | [1] | Time not announced | Listed |
| 7 | The Happiest Family | [1] | Time not announced | Listed |
| 8 | And Then There Were Nun | [1] | Time not announced | Listed |
Dates are U.S. dates. Broadcast times are the network's national slot; your local station may differ.
About Sister Boniface Mysteries
Sister Boniface Mysteries is a drama and mystery series from BritBox, running since 2022 with 4 seasons and 36 episodes. No new season of Sister Boniface Mysteries has been confirmed yet; its most recent episode aired on October 7, 2025.
Season 4: Season 4 of Sister Boniface Mysteries aired from August 19, 2025 to October 7, 2025 on BritBox (8 episodes).
- Network / service: BritBox (first aired February 8, 2022)
- Official site: britbox.com
- Main cast over the series (TVmaze): Lorna Watson (Sister Boniface), Max Brown (Detective Inspector Sam Gillespie), Jerry Iwu (Detective Sergeant Felix Livingstone), Ami Metcalf (WPC Peggy Button), Miranda Raison (Ruth Penny)
All seasons
Season 4
Season completeSeason 4 of Sister Boniface Mysteries aired from August 19, 2025 to October 7, 2025 on BritBox (8 episodes).
Season 3
Season completeSeason 3 of Sister Boniface Mysteries aired from April 24, 2024 to May 15, 2024 on BritBox (8 episodes).
Season 2
Season completeSeason 2 of Sister Boniface Mysteries aired from April 4, 2023 to May 2, 2023 on BritBox (10 episodes).
Season 1
Season completeSeason 1 of Sister Boniface Mysteries aired from February 8, 2022 to March 8, 2022 on BritBox (10 episodes).
Common questions
How many seasons of Sister Boniface Mysteries are there?
Sister Boniface Mysteries has 4 seasons and 36 episodes listed, with the first airing on February 8, 2022.
Is Sister Boniface Mysteries still on?
No new season of Sister Boniface Mysteries has been confirmed yet; its most recent episode aired on October 7, 2025.
Where can I watch Sister Boniface Mysteries?
Sister Boniface Mysteries is BritBox's own series, so every season streams on BritBox. Paid subscription, directly or as a channel through several app stores and Prime Video.
Sources
We check each date against the sources below. If they disagree, we say so rather than picking one.
Update history
- Season and episode data imported from TVmaze.
Spotted something out of date? Tell us.
