Robbie Amell was 21 in Scooby-Doo! Curse of the Lake Monster when he played the character 'Fred'.
That was over 14 years ago in 2010.
Today he is 36, and has starred in 26 movies in total, 18 of those since Scooby-Doo! Curse of the Lake Monster was released.
In Scooby-Doo! Curse of the Lake Monster, I think Robbie Amell looks: