That was over 12 years ago in 2009.
Today he is 31, and has starred in 17 movies in total, 15 since Knowing was released.
In Knowing, I think Liam Hemsworth looks:
Knowing scores 5.9 out of 10 on The Movie Database.
Liam Hemsworth's first acting role was as 'Spencer' in Knowing, released in 2009 when he was 19.