Because you like Nymphadora Tonks in Harry Potter Series

In his transformation from hardened convict to moral paragon, Jean Valjean is the kind of man we should all aspire to be. See them in Les Miserables.

Motivated by a strong sense of curiosity, fleet-footed Lina Mayfleet is happiest when she's on the move. See them in The City of Ember.

Frank N. Furter is just a sweet transvestite with some not-so-sweet plans. See them in The Rocky Horror Picture Show.

Mark Zuckerberg has achieved everything he's ever wanted, and he's proving to the world how brilliant he is. But happiness eludes him. See them in The Social Network.

Gollum is slimy and seething with hatred, the last person you would want to meet in a dark cave. See them in The Lord of the Rings.

For Scout Finch, growing up means learning the world is a more complicated place than you once thought. See them in To Kill a Mockingbird.

If anyone can stay optimistic and friendly under harsh alien rule, it's Alyx Vance. See them in Half-Life 2.

Nina Sayer finally landed the role of prima ballerina, but as tension ramps up in rehearsal, she starts losing her mind. See them in Black Swan.

Flexibility is more than Helen Parr's superpower. It's a key tenet of her personality that allows her to be both firm and understanding. See them in The Incredibles.

Susie Salmon has a big heart, even though it's not beating anymore. See them in The Lovely Bones.

Cosima Niehaus loves exploring the unknown. Even her own DNA is a puzzle, waiting to be unlocked. See them in Orphan Black.

All the world's a stage, and Missy Piggy's never one to give up the spotlight. See them in The Muppet Movie.