Momentum

Momentum is a movie starring Olga Kurylenko, James Purefoy, and Morgan Freeman. 4 criminals steal diamonds from a safe deposit box in Cape Town - including a drive containing a US senator's evil plans. He'll do anything to get it...
When Alex, an infiltration expert with a secret past, accidentally reveals her identity during what should have been a routine heist, she quickly finds herself mixed up in a government conspiracy and entangled in a deadly game of cat-and-mouse with a master assassin and his team of killers. Armed with her own set of lethal skills, Alex looks to exact revenge for her murdered friends while uncovering the truth.