Siobhán McSweeney

Biography

Siobhán McSweeney (born 27 December 1979) is an Irish actress and presenter. She is best known for her role as Sister Michael in Derry Girls. McSweeney was born in County Cork, Ireland where she grew up in Aherla. Before acting, she earned a science degree at the University College Cork. In 2001, she moved to London when she secured a place at the Central School of Speech and Drama.

Movies & TV Shows

1. Alice Through the Looking Glass (2016) — Witzender
2. The Fall (2013) — Mary McCurdy
3. The Wind That Shakes the Barley (2006) — Julia (uncredited)
4. The Electrical Life of Louis Wain (2021) — Dr Cooke
5. Derry Girls (2018) — Sister Michael
6. The Graham Norton Show (2007) — Self
7. Extra Ordinary (2019) — Boring Noreen
8. Nowhere Special (2020) — Pam
9. Extraordinary (2023) — Mary
10. No Offence (2015) — Ruth Cheetham
11. RuPaul's Drag Race UK (2019) — Self - Guest Judge
12. Nine Bodies in a Mexican Morgue (2025) — Lisa Davies
13. Redemption (2022) — Jane Connolly
14. Amandaland (2025) — Della
15. London Irish (2013) — Aoife
16. The Great Pottery Throw Down (2015) — Self - Host
17. Holding (2022) — as Bríd Riordan
18. Porters (2017) — Alice
19. The Traitors Ireland (2025) — Self - Host
20. Anthony (2020) — Luighsearch Kelly
21. Tom Allen’s Quizness (2021) — Self
22. The Great British Bake Off: An Extra Slice (2017) — Self
23. Exploring Northern Ireland With Siobhán McSweeney (2021) — Self - Presenter
24. Spud (2024) — Spud
25. Madfabulous (2026) — Blanche
26. Celebrity Catchphrase (2018)
27. Maddie + Triggs (2024) — Narrator (voice)
28. Celebrity Sabotage (2026) — Self - Narrator (voice)
29. Brian Friel: Shy Man, Showman (2022) — Self
30. The Widow (2020) — Eileen
31. Happy Days (2021) — Winnie
32. Scrubber (2020) — Scrubber
33. National Theatre Live: The Playboy of the Western World (2026) — Widow Quin
34. The Dickie Show (2026)

Directed

1. Spud (2024) — Director