Quick answer
Sister Boniface Mysteries season 4 ran from August 19, 2025 to October 7, 2025 on BritBox (8 episodes).
- U.S. premiere
- August 19, 2025
- Where
- BritBox
- Time
- Not announced
- Episodes
- 8
- Finale
- October 7, 2025
Season 4 episode schedule (U.S.)
| 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 |
Broadcast times are the network's national slot and your local station may differ. Streaming times are converted to your time zone when your browser allows it.
Where to watch season 4
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.
When was the first episode of Sister Boniface Mysteries season 4?
Season 4 episode 1 premiered on Tuesday, August 19, 2025 on BritBox.
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.
Where to watch every season of Sister Boniface Mysteries →
Other seasons
Sources
Update history
- Season and episode data imported from TVmaze.
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