That was over 38 years ago in 1983.
Today he is 78, and has starred in 93 movies in total, 64 since Return of the Jedi was released.
In Return of the Jedi, I think Harrison Ford looks:
Return of the Jedi scores 7.9 out of 10 on The Movie Database.
Harrison Ford's first acting role was as 'Bellhop Pager (uncredited)' in Dead Heat on a Merry-Go-Round, released in 1966 when he was 24.