Maria McDermottroe appears in production credits as an actor, the sort of professional a production calls when a part has to be covered properly. The number to know is 14: that is how many credits the record holds. 'Angela's Ashes' is the entry a reader is most likely to know, with he as Bridey Hannon. 'Veronica Guerin' rounds out the better-known credits. The recurring category in the filmography is drama.