Real age of Jason Isaacs in Harry Potter and the Order of the Phoenix
In the movie Harry Potter and the Order of the Phoenix, Jason Isaacs 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 Harry Potter and the Order of the Phoenix was released:
January 1, 2007
And the day in which Jason Isaacs was born:June 06, 1963
Since movies usually don't take more than one year to be released since the beginning of the filming process, Jason Isaacs may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.