Kunis underwent training in guns, boxing, and martial arts for her role.
Director John Moore defended his choice of Kunis saying, "Mila just bowled us over.....
She wasn't an obvious choice, but she just wears Mona so well.
We needed someone who would not be just a fop or foil to Max; we needed somebody who had to be that character and convey her own agenda.
In 1991, at the age of seven, she moved from Soviet Ukraine to Los Angeles with her family.