Mariel Hemingway was 31 in Naked Gun 33β : The Final Insult when she played the character 'Mariel Hemingway'.
That was over 30 years ago in 1994.
Today she is 62, and has starred in 54 movies in total, 35 of those since Naked Gun 33β : The Final Insult was released.
In Naked Gun 33β : The Final Insult, I think Mariel Hemingway looks: