Real age of Matt Damon in The Good Mother
In the movie The Good Mother, Matt Damon was:
17 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 Good Mother was released:
January 1, 1988
And the day in which Matt Damon was born:October 08, 1970
Since movies usually don't take more than one year to be released since the beginning of the filming process, Matt Damon may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.