Because you like Martha Jones in Doctor Who

Francis Freeman may be impervious to pain, but he sure knows how to inflict it. See them in Deadpool.

Effy Stonem is cool and collected with a wry smile on her face and a cigarette between her lips. See them in Skins.

Adults call him troubled and kids call him crazy, but Donnie Darko is too busy following the instructions of a giant bunny rabbit to care. See them in Donnie Darko.

Ichigo Kurasaki is a short-tempered, strong-willed teen who is deeply protective of those he loves. See them in Bleach.

A genetic experiment engineered to be the perfect assassin, Agent 47 is cold, professional, and lethal. See them in Hitman.

Sarah Kerrigan is pretty much the Queen Bitch of the Universe. See them in StarCraft .

When Andrew Neiman is not in classes during the day, he's rehearsing his drums until his hands bleed at night. See them in Whiplash.

Violet Harmon takes teen angst to a paranormal level. See them in American Horror Story.

Ace pilot Asuka Langley Soryu is confident, haughty, and a little less grown-up than she pretends to be. See them in Neon Genesis Evangelion.

With most of the people that Sango loved now gone, the only thing she wants is to kill the demon who destroyed her village. See them in Inuyasha.

L is enigmatic, child-like, and one of the smartest people in the world. See them in Death Note.

Level-headed Ian Gallagher may be focused on his goals, but he's got a mischievous side too. See them in Shameless.