Because you like Barbossa in Pirates of the Caribbean: the Curse of the Black Pearl
Morticia Addams hates anything bright and cheery and loves all things ghoulish, ghastly, and violent. See them in The Addams Family.
Milo Thatch is an enthusiastic researcher without cynicism. See them in Atlantis: The Lost Empire.
A bumbling hobbit, Bilbo Baggins is becoming a part of something much larger than himself as he embarks on a quest. See them in The Hobbit: An Unexpected Journey.
Galina Reznikov is the head chef of prison, cooking up meals as well as storms on anyone who dares to cross her; even the guards are terrified of her. See them in Orange Is The New Black.
This isn't the Captian Hook of your nightmares; he's charming and devilishly handsome. See them in Once Upon a Time.
It's a race against time to develop his theory of the origins of the Universe before Stephen Hawking's body and mind give out. See them in The Theory of Everything.
Jyn Erso is a rebellious criminal tasked with stealing the blueprint to the Death Star to find its fatal flaw before it destroys the planet. See them in Rogue One.
Angela Martin is uptight and puritanical, outside of the affair she's having with a co-worker. See them in The Office.
It's a mad, mad world, but Alice has a surprisingly level head as goes her own way down the rabbit hole. See them in Alice in Wonderland.
Leslie Burke is bold, courageous, and imaginative enough to create a world from scratch. See them in Bridge to Terabithia.
T'Challa is a regal superhero with the weight of the world (and particularly his nation) on his shoulders. See them in Marvel Cinematic Universe.
Henry Mills is an idealistic young boy with the heart of the truest believer. See them in Once Upon a Time.