That was over 26 years ago in 1995.
Today he is 67, and has starred in 80 movies in total, 55 since Casper was released.
In Casper, I think Bill Pullman looks:
Casper scores 6 out of 10 on The Movie Database.
Bill Pullman's first acting role was as 'Earl James Mott' in Ruthless People, released in 1986 when he was 32.