That was over 21 years ago in 2001.
Today he is 54, and has starred in 63 movies in total, 47 since Memento was released.
In Memento, I think Guy Pearce looks:
Memento scores 8.1 out of 10 on The Movie Database.
Guy Pearce's first acting role was as 'Paul Dysart' in Heaven Tonight, released in 1990 when he was 23.