Real age of Eric Christian Olsen in The Back-up Plan
In the movie The Back-up Plan, Eric Christian Olsen was:
32 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 Back-up Plan was released:
January 1, 2010
And the day in which Eric Christian Olsen was born:May 31, 1977
Since movies usually don't take more than one year to be released since the beginning of the filming process, Eric Christian Olsen may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.