Real age of Stan Lee in Stan Lee's Mutants, Monsters & Marvels
In the movie Stan Lee's Mutants, Monsters & Marvels, Stan Lee was:
79 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 Stan Lee's Mutants, Monsters & Marvels was released:
January 1, 2002
And the day in which Stan Lee was born:December 28, 1922
Since movies usually don't take more than one year to be released since the beginning of the filming process, Stan Lee may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.