Real age of Jet Li in Cradle 2 the Grave
In the movie Cradle 2 the Grave, Jet Li was:
39 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 Cradle 2 the Grave was released:
January 1, 2003
And the day in which Jet Li was born:April 26, 1963
Since movies usually don't take more than one year to be released since the beginning of the filming process, Jet Li may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.