Real age of Heather Graham in The First Man
In the movie The First Man, Heather Graham was:
25 years old
That was the real age of the celebrity according to our calculation.
The calculation of the shown age took into account the first day of the year in which the movie The First Man was released:
January 1, 1996
And the day in which Heather Graham was born:January 29, 1970
Since movies usually don't take more than one year to be released since the beginning of the filming process, Heather Graham may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.