Real age of Errol Flynn in The Story of William Tell
In the movie The Story of William Tell, Errol Flynn 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 The Story of William Tell was released:
January 1, 1953
And the day in which Errol Flynn was born:June 20, 1909
Since movies usually don't take more than one year to be released since the beginning of the filming process, Errol Flynn may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.