Cast Age Comparison
| Actor | Character | Actor Age | Char Age | Conf | Diff | Source/Hints | |
|---|---|---|---|---|---|---|---|
 |
Fionn O'Shea | Nicholas Coughlan | 28 | 17-25 | C2 | +7 | Film synopsis: Nicholas is '17-year-old son' in 1971 when story begins • BFI Sight & Sound: Nicholas experiences '1970s Dublin adolescence' |
 |
Ann Skelly | Isabel Gore | 28 | 15-22 | C2 | +10 | Roger Ebert: Describes Gores as having 'two teen kids' • Kirkus: Isabel 'threw away a good chance at university education' to marry young |
 |
Pierce Brosnan | William Coughlan | 72 | - | C1 | No age stated. Father of 17-year-old Nicholas, civil servant who becomes painter. | |
 |
Helena Bonham Carter | Margaret Gore | 59 | - | C1 | No age stated. Mother of teenage Isabel and Sean. | |
 |
Gabriel Byrne | Muiris Gore | 75 | - | C1 | No age stated. Poet, schoolmaster, father of teenagers. |
Actor Age
Actor’s real age when the production was filmed or released
Char Age
The character’s age as stated or implied in the story
Diff
Difference between actor age and character age (green = close, red = far apart)
Source/Hints
Where the character age was found or how it was inferred
Confidence Scale
C5
Canonical — age explicitly stated in the production
C4
Canonical — derived from dates or events in the story
C3
Strong secondary source (script, novelization, creator interview)
C2
Inferred range — estimated from context clues
C1
Unknown — no reliable age information found