Real age of Juliette Lewis in My Stepmother Is an Alien
In the movie My Stepmother Is an Alien, Juliette Lewis was:
14 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 My Stepmother Is an Alien was released:
January 1, 1988
And the day in which Juliette Lewis was born:June 21, 1973
Since movies usually don't take more than one year to be released since the beginning of the filming process, Juliette Lewis may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.