Mark P. O'Connor
- Luogo di nascita:
- Ireland:
 | Haunted Harmony Mysteries: Murder in G Major (2023) Session singer/guitarist (uncredited) |
 | The Northman (2022) Villager (uncredited) |
 | The Yellow Wallpaper (2022) James |
 | Sprachlos in Irland (2021) Tough guy 2 |
 | I Am Patrick: The Patron Saint of Ireland (2020) Virgin’s father |