That was over 35 years ago in 1986.
Today he is 54, and has starred in 123 movies in total, 115 since The Hitcher was released.
In The Hitcher, I think C. Thomas Howell looks:
The Hitcher scores 6.9 out of 10 on The Movie Database.
C. Thomas Howell's first acting role was as 'Tyler' in E.T. the Extra-Terrestrial, released in 1982 when he was 15.