Alice Braga was 17 in City of God when she played the character 'Angélica'.
That was over 21 years ago in 2002.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 39, and has starred in 38 movies in total, 36 of those since City of God was released.
In City of God, I think Alice Braga looks: