Real age of Alan Ritchson in Justice League: The New Frontier
In the movie Justice League: The New Frontier, Alan Ritchson 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 Justice League: The New Frontier was released:
January 1, 2008
And the day in which Alan Ritchson was born:November 28, 1984
Since movies usually don't take more than one year to be released since the beginning of the filming process, Alan Ritchson may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.