Cast Age Comparison
| Actor | Character | Actor Age | Char Age | Conf | Diff | Source/Hints | |
|---|---|---|---|---|---|---|---|
 |
Jessica Chastain | Beverly Marsh | 42 | 40 | C4 | +2 | Stephen King Wiki: Beverly born February 13, 1976 in film adaptations. Film set in 2016 → age 40 |
 |
James McAvoy | Bill Denbrough | 40 | 40 | C4 | 0 | Stephen King Wiki: Bill born January 4, 1976 in 2017 film. Film set in 2016 → age 40 |
 |
Bill Hader | Richie Tozier | 41 | 40 | C4 | +1 | Stephen King Wiki: Richie born March 7, 1976 in movie adaptations. Film set in 2016 → age 40 |
 |
Isaiah Mustafa | Mike Hanlon | 45 | 40 | C3 | +5 | Stephen King Wiki: No exact film birthdate given, but same grade/age as other Losers (~1976) • IT Chapter Two set in 2016, 27 years after 1989. All Losers ~40 years old |
 |
Jay Ryan | Ben Hanscom | 38 | 40 | C3 | -2 | Stephen King Wiki: No exact film birthdate, but same grade/age as other Losers (~1976). Film set in 2016 • IT Chapter Two set in 2016, 27 years after 1989. All Losers ~40 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