Matthew Gray Gubler was 23 in The Life Aquatic with Steve Zissou when he played the character 'Intern 1'.
That was over 19 years ago in 2004.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 44, and has starred in 32 movies in total, 31 of those since The Life Aquatic with Steve Zissou was released.
In The Life Aquatic with Steve Zissou, I think Matthew Gray Gubler looks: