Cast Age Comparison
| Actor | Character | Actor Age | Char Age | Conf | Diff | Source/Hints | |
|---|---|---|---|---|---|---|---|
 |
Thomasin McKenzie | Rose Davenport | 25 | 23 | C5 | +2 | Explicitly stated in film as 23, called 'dried-up spinster' at that age |
 |
Ben Radcliffe | Eric Noone | 27 | - | C1 | Described as 'grown-up orphan', hall boy, Rose's love interest. No explicit age given. | |
 |
Emma Laird | Poppy Davenport | 27 | 18-22 | C2 | +7 | Confirmed as Rose's YOUNGER sister (not older). Engaged to Archibald. • Multiple reviews confirm Poppy is younger than Rose (23). 1930s engagement age range. |
 |
Damian Lewis | Lord Davenport | 54 | - | C1 | Patriarch of manor, father of adult daughters. No explicit age given. | |
 |
Katherine Waterston | Lady Davenport | 45 | - | C1 | Lady of the manor, mother. No explicit age given. |
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