Mickie McGowan was 65 in The Incredibles when she played the character 'Citizen Mother (voice) (uncredited)'.
That was over 20 years ago in 2004.
In 2022 she died aged 84, starring in 58 films in her career, 21 of those after The Incredibles was first released. If she were alive today she would be 86.
In The Incredibles, I think Mickie McGowan looks: