That was over 32 years ago in 1989.
Today she is 39, and has starred in 31 movies in total, 28 since Uncle Buck was released.
In Uncle Buck, I think Gaby Hoffmann looks:
Uncle Buck scores 6.7 out of 10 on The Movie Database.
Gaby Hoffmann's first acting role was as 'Karin Kinsella' in Field of Dreams, released in 1989 when she was 7.