Because you like Lawrence Talbot / The Wolfman in The Wolfman
A machete-wielding mass-murderer, Jason Voorhees is a terrifying blank slate. See them in Friday the 13th.
A scary monster on the outside, James P. Sullivan is really a softie on the inside. See them in Monsters, Inc..
A librarian and aspiring Egyptologist, Evie O'Connell would rather have her own adventures than just read about them. See them in The Mummy.
His name is Inigo Montoya and whoever killed his father should be prepared to die. See them in The Princess Bride.
A monstrous pirate captain, Davy Jones is quite literally heartless. See them in Pirates of the Caribbean: the Curse of the Black Pearl.
Sephiroth wants nothing more than to seize the power of the Lifestream in order to become a god. See them in Final Fantasy Series.
Donna is boisterous and spunky traveller of the TARDIS, exploring worlds beyond the simple mundane enterprises of Earth. See them in Doctor Who.
A majestic ruler, Mufasa is respected throughout the animal kingdom. See them in The Lion King.
Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.
Gruff and sarcastic, Detective Harry Dresden use unconventional ways to track down perps, including using magic and the supernatural. See them in The Dresden Files.