Real age of Ed O'Neill in Sibling Rivalry
In the movie Sibling Rivalry, Ed O'Neill was:
43 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 Sibling Rivalry was released:
January 1, 1990
And the day in which Ed O'Neill was born:April 12, 1946
Since movies usually don't take more than one year to be released since the beginning of the filming process, Ed O'Neill may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.