Real age of Ed Harris in The Abyss
In the movie The Abyss, Ed Harris was:
38 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 Abyss was released:
January 1, 1989
And the day in which Ed Harris was born:November 28, 1950
Since movies usually don't take more than one year to be released since the beginning of the filming process, Ed Harris may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.