Because you like John du Pont in Foxcatcher
Basil Hallward is dominated, soul, brain, and power by Dorian. See them in Dorian Gray.
Jason Bourne is suffering amnesia, but considering what he's done as a CIA assassin, maybe that's for the best. See them in The Bourne Identity.
Django was once a slave. Now that he has a taste of freedom, he understandably wants a full meal. See them in Django Unchained.
Tina Cohen-Chang is a shy loner who becomes a fierce performer on stage. See them in Glee.
Cutting ties with her con-artist friends, Sarah Manning is creating a better life for her daughter by taking on the identity of the deceased Beth. See them in Orphan Black.
Saul Goodman can get just about any lying crook off the hook in court. Well, as long as he can make a buck out of it. See them in Breaking Bad.
A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.
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.
Though cynical about the world, Shuya Nanahara is caring and protective towards his friends. See them in Battle Royale.
While his twin tries to save lives, Millions Knives does the best to end them. See them in Trigun.
We're all puppets. Dr. Manhattan is just a puppet who can see the strings. See them in Watchmen.