Mia Malkova was 19 in Cougars Crave Young Kittens 10 when she played an uncredited character.
That was over 12 years ago in 2012.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 31, and has starred in 252 movies in total, 251 of those since Cougars Crave Young Kittens 10 was released.
In Cougars Crave Young Kittens 10, I think Mia Malkova looks: