Nathan Lane was 26 in Alice in Wonderland when he played the character 'Mouse'.
That was over 41 years ago in 1983.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 68, and has starred in 69 movies in total, 66 of those since Alice in Wonderland was released.
In Alice in Wonderland, I think Nathan Lane looks: