Because you like Jacob Jankowski in Water for Elephants

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.

Number Five is a 58-year-old man trapped in his 13-year-old body. See them in The Umbrella Academy.

Gotham's unhinged Clown Princess of Crime will call you puddin', then punch you in the face. See them in DC Extended Universe.

It’s usually the good-looking, charismatic, play-by-their-own-rules types that get everyone into trouble, and Tyler Durden is Exhibit A. See them in Fight Club.

It turns out the girl of your dreams just might have dreams of her own. See them in (500) Days of Summer.

Bridget Jones is a wanton sex goddess, struggling 30-something, and semi-hot mess. See them in Bridget Jones's Diary.

A house elf, Dobby is loyal, compassionate, and yearning for freedom. See them in Harry Potter Series.

There is never a dull moment with Jim Moriarty: expect booze and sing alongs in between all of the homicide. See them in Sherlock.

Meticulous Arthur is always prepared, but he may not be ready to be the point man in the criminal world of dream sharing. See them in Inception.

Alyssa Foley is a blunt and crass teenage runaway. See them in The End of the F World.

Intelligent and compassionate, Hazel Lancaster would rather face things, even bad things, than sugarcoat the truth. See them in The Fault in Our Stars.

Buttercup is a farm girl turned princess who'd do anything to have her old life back. See them in The Princess Bride.