Because you like Rose Tyler in Doctor Who
Veronica Mars is a sarcastic private eye whose biggest mission is surviving high school. See them in Veronica Mars.
Bodhi Rook is a defected pilot for the Galactic Empire dead set on destroying the Death Star. See them in Rogue One.
Benji Applebaum is not a total nerd. He also happens to be super into magic. See them in Pitch Perfect.
Amy Santiago likes following the rules a little too much. See them in Brooklyn Nine-Nine.
It's impossible to say whether Winifred Burkle is cuter than she is smart, or vice versa. See them in Angel.
A monstrous pirate captain, Davy Jones is quite literally heartless. See them in Pirates of the Caribbean: the Curse of the Black Pearl.
The fearless bodyguard of Rick Flag, Katana will ruthlessly kill her enemies, trapping their souls in her sword. See them in DC Extended Universe.
There isn't a man in the world who executes his job with more finesse than Monsieur Gustave H. See them in The Grand Budapest Hotel.
Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.
Kim Kelly is a high school bully who's normally in a bad mood. But there's a softer side to her. See them in Freaks and Geeks.