Mark O'Regan
- Oyunculuk
En bilinen yapımları
Filmografi
- In the Land of Saints and Sinners · Bart McGuiness
- Barber · Brendan West
- SisterS · Pheilim
- Angela's Ashes: The Musical · Mr Griffin
- Blood · Frank
- Milo · Connor
- Aşka Yolculuk · Captain
- Uncle Bill's Barrel · Michael's Father
- Showbands
- Angela'nın Külleri · Dr Troy
- Father Ted · Vatican Priest
- Gençlik Ateşi · Father Molloy
- The Dawning · Joe Mulhare