Gugu Mbatha-Raw was 21 in Walk Away and I Stumble when she played the character 'Nurse'.
That was over 19 years ago in 2005.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 41, and has starred in 35 movies in total, 29 of those since Walk Away and I Stumble was released.
In Walk Away and I Stumble, I think Gugu Mbatha-Raw looks: