Because you like Susan Pevensie in The Chronicles of Narnia

Alex Danvers is a brilliant engineer tasked with alien threats, and one of those aliens is her adopted sister Supergirl. See them in Supergirl.

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

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

When his friend goes missing, Lucas Sinclair is ready to fight. All of the Dungeons and Dragons is really paying off. See them in Stranger Things.

Beneath Arthur's brash demeanor lurks the heart of a compassionate future king destined to unite the five kingdoms. See them in Merlin.

Pure charm, flirty and fashionable, Lando Calrissian will make sure to get the job done when necessary. See them in Star Wars Series.

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

Point the fun-loving Pippin Took towards second breakfast, and he's one happy hobbit. See them in The Lord of the Rings.

Peter Kavinsky is a jock who only cares about getting back at his ex, or so he says. See them in To all The Boys I've Loved Before.

Alfredo Linguini can whip up five star meals effortlessly. Just don't look under his hat. See them in Ratatouille.

Often the one to deliver bad news to the families of victims, Jennifer Jareau isn't sure this is what she signed up for. See them in Criminal Minds.