Because you like Jane Hawking in The Theory of Everything

A suave manipulator, Sebastian Valmont is valiantly fighting off a developing conscience. See them in Cruel Intentions.

Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.

Claire Standish is a popular, perfect princess who's deeper than she seems. See them in The Breakfast Club.

A brilliant graduate student in Italy for "research," Oliver has other things on his mind: flirting, swimming, and dancing. See them in Call Me by Your Name.

Rick Dalton is an aging actor with insecurity issues. See them in Once Upon a Time in Hollywood.

You couldn't ask for a better, or weirder, daughter like Cassie. See them in Marvel Cinematic Universe.

Charlie is a Type A theater director dealing with something out of his control: a painful divorce. See them in Marriage Story.

A formerly righteous wizard, Saruman has been corrupted by the forces of evil. See them in The Lord of the Rings.

Bookish and socially anxious, Ruby Roundhouse is a teenager turned action heroine. See them in Jumanji.

A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.