Real age of Domhnall Gleeson in Stars
In the movie Stars, Domhnall Gleeson was:
21 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 Stars was released:
January 1, 2005
And the day in which Domhnall Gleeson was born:May 12, 1983
Since movies usually don't take more than one year to be released since the beginning of the filming process, Domhnall Gleeson may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.