Because you like River Song in Doctor Who

Humble, caring, and protective, Scott McCall tries to make the best of his newfound status as a werewolf. See them in Teen Wolf.

Charles Boyle is the human equivalent of a puppy, only slightly less adorable. See them in Brooklyn Nine-Nine.

A few millennia in the mortal realm have caused DEATH to be quite enamored of life. See them in Discworld.

Glenn Rhee somehow never loses his enthusiastic spirit – even in the middle of a zombie apocalypse. See them in The Walking Dead.

No one else in fsociety can hack like Elliot Alderson, but the battles being waged in his head are often more than he can handle. See them in Mr. Robot.

Effie Trinket is utterly enamored with all things fashion, make-up, and style. See them in The Hunger Games .

Whether it's punching a meteor or saving a teen from jumping, Superman tries to be in as many places as Kryptonianly possible. See them in DC Extended Universe.

Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.

With an undeniable sense of adventure, Huck Finn is an expert at getting into and, more importantly, out of sticky situations. See them in The Adventures of Huckleberry Finn.

A singing nanny, Mary Poppins is practically perfect in every way. See them in Mary Poppins.

A debonair spy, Harry Hart is the epitome of a gentleman, even when he calmly takes down multiple men with a militarized umbrella. See them in Kingsman: The Secret Service.

Liv Moore is a sarcastic high-achiever turned morally conflicted zombie. See them in iZombie.