Kristy Swanson was 15 in Ferris Bueller's Day Off when she played the character 'Simone Adamley'.
That was over 38 years ago in 1986.
Today she is 54, and has starred in 63 movies in total, 60 of those since Ferris Bueller's Day Off was released.
In Ferris Bueller's Day Off, I think Kristy Swanson looks: