Real age of Mel Gibson in Lethal Weapon 4
In the movie Lethal Weapon 4, Mel Gibson was:
41 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 Lethal Weapon 4 was released:
January 1, 1998
And the day in which Mel Gibson was born:January 03, 1956
Since movies usually don't take more than one year to be released since the beginning of the filming process, Mel Gibson may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.