They Came to Slay

Natalie Portman plays a young orphan taken in by hit man Léon in The Professional (1994). She becomes an apprentice assassin.

Kills: 26 (assists)

In Let the Right One In (2008), Eli (Lina Leandersson) is a vampire who must kill to survive–or for fun, if schoolyard friends are in need.

Kills: 7

As wannabe superhero Hit-Girl in Kick-Ass (2010), Chloë Grace Moretz won’t act her age, dropping foul language as well as bodies.

Kills: 41

An ex–CIA operative trains his daughter (Saoirse Ronan) to hunt the most dangerous game. Hanna (2011) maims more than murders, but still …

Kills: 8