John Lithgow was 36 in Twilight Zone: The Movie when he played the character 'John Valentine (segment "Nightmare at 20,000 Feet")'.
That was over 41 years ago in 1983.
Today he is 78, and has starred in 126 movies in total, 105 of those since Twilight Zone: The Movie was released.
In Twilight Zone: The Movie, I think John Lithgow looks: