Joanna Pacula was 19 in Akcja pod Arsenałem when she played the character 'Duska Bytnar'.
That was over 47 years ago in 1977.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 67, and has starred in 67 movies in total, 66 of those since Akcja pod Arsenałem was released.
In Akcja pod Arsenałem, I think Joanna Pacula looks: