Real age of Michael Fassbender in 12 Years a Slave
In the movie 12 Years a Slave, Michael Fassbender was:
35 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 12 Years a Slave was released:
January 1, 2013
And the day in which Michael Fassbender was born:April 02, 1977
Since movies usually don't take more than one year to be released since the beginning of the filming process, Michael Fassbender may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.