John Larroquette was 25 in The Texas Chain Saw Massacre when he played the character 'Narrator (voice)'.
That was over 50 years ago in 1974.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 76, and has starred in 54 movies in total, 53 of those since The Texas Chain Saw Massacre was released.
In The Texas Chain Saw Massacre, I think John Larroquette looks: