Joe Manganiello was 24 in Spider-Man when he played the character 'Flash Thompson'.
That was over 21 years ago in 2002.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 45, and has starred in 30 movies in total, 28 of those since Spider-Man was released.
In Spider-Man, I think Joe Manganiello looks: