Lorna Watson stars as Sister Boniface, Max Brown as DI Sam Gillespie, and Jerry Iwu as DS Felix Livingstone.
Main cast
- Sister BonifaceLorna WatsonSeasons 1–4Main
- DI Sam GillespieMax BrownSeasons 1–4Main
- DS Felix LivingstoneJerry IwuSeasons 1–4Main
- WPC Peggy ButtonAmi MetcalfSeasons 1–4Main
Supporting cast
- Mrs. ClamBelinda LangSeasons 1–4Supp
- Miss ThimbleSarah CrowdenSeasons 1–4Supp
- Tom ThomasDavid SterneSeasons 1–4Supp
- CC LowsleyRobert DawsSeasons 1–4Supp
- Sister ReginaldVirginia FiolSeasons 1–4Supp
- Sister PeterTina ChiangSeasons 1–4Supp
- Ruth PennyMiranda RaisonSeasons 1–4Supp
- Norman WhalleyJack GouldbourneSeasons 2–4Supp
- Reverend Mother AdrianCarolyn PicklesSeasons 1–4Supp
Guest & voice
- Victoria BraithwaiteAyesha GriffithsSeasons 1–3Guest
- Ted ButtonIvan KayeSeasons 1–2Guest
- Hank SawyerDavid BedellaSeasons 4Guest
- Arthur MillingtonPeter WightSeasons 4Guest
- Hilary Sympson-SmytheSarah FlindSeasons 4Guest
- Brett Hyde / BeaverNathan McMullenSeasons 4Guest
- Sam Gillespie (young man / additional credit)Sam CraneSeasons 4Guest
- Jane DoubleAnna BlackburnSeasons 4Guest
- Lord Matthew SedgewickSam AlexanderSeasons 4Guest
- Pamela MillingtonGrace MolonySeasons 4Guest
- Dinah MorganAbigail ThawSeasons 2Guest
- Verity MartinJemima RooperSeasons 2Guest
- Malise Bonham-CraneGeoffrey McGivernSeasons 2Guest
- Oliver CanningBen MansfieldSeasons 2Guest
- Terry SmithNigel BoyleSeasons 2Guest
- BBC JournalistMarc SilkSeasons 2–3Voice
- TV AnnouncerJonathan RigbySeasons 1Voice
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About this cast
Sister Boniface Mysteries (2022–) is a BBC One/BritBox crime drama starring Lorna Watson as the titular wine-making nun and amateur sleuth. She is joined by Max Brown as DI Sam Gillespie and Jerry Iwu as DS Felix Livingstone in this cosy whodunit.
Cast FAQs
Who plays Sister Boniface in Sister Boniface Mysteries?
Lorna Watson plays Sister Boniface.
Who plays DI Sam Gillespie in Sister Boniface Mysteries?
Max Brown plays DI Sam Gillespie.
Who plays DS Felix Livingstone in Sister Boniface Mysteries?
Jerry Iwu plays DS Felix Livingstone.
How many cast members are in Sister Boniface Mysteries?
There are 30 cast members in total, with 9 supporting roles.
Sources: IMDb · IMDb · Radio Times · Rotten Tomatoes · Wikipedia · Updated June 2026
Related cast guide: Sister Act