That was over 23 years ago in 1998.
Today he is 79, and has starred in 127 movies in total, 76 since Sphere was released.
In Sphere, I think Peter Coyote looks:
Sphere scores 5.8 out of 10 on The Movie Database.
Peter Coyote's first acting role was as 'Keys' in E.T. the Extra-Terrestrial, released in 1982 when he was 40.