Sadie Sink was 14 in Chuck when she played the character 'Kimberly'.
That was over 7 years ago in 2017.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 22, and has starred in 10 movies in total, 8 of those since Chuck was released.
In Chuck, I think Sadie Sink looks: