That was over 25 years ago in 1996.
Today he is 70, and has starred in 87 movies in total, 54 since The Rock was released.
In The Rock, I think Ed Harris looks:
The Rock scores 6.9 out of 10 on The Movie Database.
Ed Harris' first acting role was as 'Pathology Resident #2' in Coma, released in 1978 when he was 27.