Mickie McGowan was 74 in Monsters University when she played the character 'Additional Voices (voice)'.
That was over 11 years ago in 2013.
In 2022 she died aged 84, starring in 58 films in her career, 3 of those after Monsters University was first released. If she were alive today she would be 86.
In Monsters University, I think Mickie McGowan looks: