Because you like Leonard "Bones" McCoy in Star Trek

When push comes to shove, the usually overly cautious Luigi has the heart of a hero. See them in Super Mario Bros..

Mr. Fox will never truly be happy without a dead chicken between his chompers. See them in Fantastic Mr. Fox.

Elena Gilbert is the quintessential girl-next-door who gets involved with the new "boy" at school. See them in The Vampire Diaries.

When a half-breed breaks the rules, John Constantine deports them straight back to hell. He's trying to buy his way into heaven. See them in Constantine.

John Watson is haunted by his past (who isn't) but he's starting to branch out with some help from a world class detective. See them in Sherlock.

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

Faith balances her adventurous thrill-seeking attitude with a righteous passion for justice. See them in Mirror's Edge.

Lucille Bluth doesn't understand the question, and she won't respond to it. And you're probably better off. See them in Arrested Development.

Let's just say Sheldon Oberon is having an out-of-body experience like no other. See them in Jumanji.

Britta Perry has never met a cause she couldn't passionately champion—at least for a little bit. See them in Community.

Joey Potter is a low-key girl next door in love with her best friend. See them in Dawson's Creek.

Assistant to the demanding editor-in-chief, Emily Charlton comes across as cold and insensitive. But who can blame her? See them in The Devil Wears Prada.