Because you like Marty Funkhouser in Curb Your Enthusiasm
The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.
Don't worry about this forensic scientist offing you unless you're a serial killer yourself. (You're not, right? Just checking.) See them in Dexter.
In love with a daughter of his family's sworn enemies, Romeo Montague must find a way to reconcile his conflicting desires. See them in Romeo & Juliet.
Fox Mulder is a devoted believer in aliens, monsters, and that the truth is out there. See them in The X-Files.
James T. Kirk is more than ready to face the final frontier. See them in Star Trek.
Napoleon Dynamite loves tater tots, mythical beasts, and reveling in his awkwardness. See them in Napoleon Dynamite.
Carl Fredricksen is a crotchety old man who may just have it in him to take one last, great adventure. See them in Up.
High school is Hell, so Allison Reynolds spends her time giving herself tattoos with ballpoint pens and shaking dandruff out of her hair. See them in The Breakfast Club.
Jenna Rink is physically 30 but emotionally 13. She has a better excuse than most. See them in 13 Going on 30.
Effy Stonem is cool and collected with a wry smile on her face and a cigarette between her lips. See them in Skins.
Phil Coulson is a deadly field agent with the demeanor of a friendly dad. See them in Marvel Cinematic Universe.