That was over 17 years ago in 2005.
Today she is 27, and has starred in 46 movies in total, 28 since Hide and Seek was released.
In Hide and Seek, I think Dakota Fanning looks:
Hide and Seek scores 6.2 out of 10 on The Movie Database.
Dakota Fanning's first acting role was as 'Clairee' in Father Xmas, released in 2001 when she was 7.