That was over 11 years ago in 2010.
Today he is 40, and has starred in 50 movies in total, 24 since The Social Network was released.
In The Social Network, I think Justin Timberlake looks:
The Social Network scores 7.2 out of 10 on The Movie Database.
Justin Timberlake's first acting role was as 'Himself' in Nsync - In the Mix, released in 1999 when he was 18.