For Hollywood stars, there’s nothing cooler than playing an assassin. You get to kill with an array of exotic weapons and perform gravity-defying stunts, all while staying ultra-cool under pressure. These days, women and even children can be found dropping baddies with spinning drop kicks and flying butterfly knives. The latest member of the club is Lovely Bones star Saoirse Ronan, who plays the titular character of Hanna, a 16-year-old trained by her father (Eric Bana) to be the perfect assassin while navigating a big bad world. No doubt she’ll find some unique ways to dispatch with her enemies, just like the eight trained killers in the following films (with apologies to John Woo, Jason Statham, and the many others who didn’t make this highly arbitrary list).