Real age of Thomas McDonell in Twelve
In the movie Twelve, Thomas McDonell was:
23 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 Twelve was released:
January 1, 2010
And the day in which Thomas McDonell was born:May 02, 1986
Since movies usually don't take more than one year to be released since the beginning of the filming process, Thomas McDonell may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.