Cast Age Comparison
| Actor | Character | Actor Age | Char Age | Conf | Diff | Source/Hints | |
|---|---|---|---|---|---|---|---|
 |
Robert Downey Jr. | Tony Stark / Iron Man | 54 | 53 | C4 | +1 | Born May 29, 1970 (confirmed in Endgame time travel scene). Endgame finale is Oct 2023 = 53 years old |
 |
Chris Evans | Steve Rogers / Captain America | 37 | 39 | C4 | -2 | Born July 4, 1918. Frozen 1945-2011 (66 years). Physical age: 27 (pre-freeze) + 12 years (2011-2023) = 39 |
 |
Mark Ruffalo | Bruce Banner / Hulk | 51 | 54 | C4 | -3 | Born December 18, 1969. Endgame is 2023 = 54 years old (turns 54 in Dec 2023) |
 |
Chris Hemsworth | Thor | 35 | 1505 | C3 | -1470 | Thor states he is '1500 years old' in Infinity War (2018). Endgame is 5 years later = ~1505 • Canonical dialogue in Infinity War: 'I'm 1500 years old' |
 |
Scarlett Johansson | Natasha Romanoff / Black Widow | 34 | 39 | C4 | -5 | Born December 3, 1984 (shown in Winter Soldier). Dies on Vormir in 2023 = 39 years old |
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