That was over 12 years ago in 2009.
Today he is 45, and has starred in 39 movies in total, 25 since Avatar was released.
In Avatar, I think Sam Worthington looks:
Avatar scores 7.3 out of 10 on The Movie Database.
Sam Worthington's first acting role was as 'Mitchell' in Bootmen, released in 2000 when he was 24.