That was over 7 years ago in 2014.
Today he is 31, and has starred in 15 movies in total, 8 since The Signal was released.
In The Signal, I think Brenton Thwaites looks:
The Signal scores 5.8 out of 10 on The Movie Database.
Brenton Thwaites' first acting role was as 'Sam' in Charge Over You, released in 2010 when he was 20.