Real age of Alec Baldwin in Great Balls of Fire!
In the movie Great Balls of Fire!, Alec Baldwin was:
30 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 Great Balls of Fire! was released:
January 1, 1989
And the day in which Alec Baldwin was born:April 03, 1958
Since movies usually don't take more than one year to be released since the beginning of the filming process, Alec Baldwin may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.