Real age of Willem Dafoe in Triumph of the Spirit
In the movie Triumph of the Spirit, Willem Dafoe was:
33 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 Triumph of the Spirit was released:
January 1, 1989
And the day in which Willem Dafoe was born:July 22, 1955
Since movies usually don't take more than one year to be released since the beginning of the filming process, Willem Dafoe may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.