Frank Welker was 53 in How the Grinch Stole Christmas when he played the character 'Max the Dog (voice)'.
That was over 23 years ago in 2000.
Today he is 78, and has starred in 386 movies in total, 174 of those since How the Grinch Stole Christmas was released.
In How the Grinch Stole Christmas, I think Frank Welker looks: