Because you like Peter Venkman in Ghostbusters

A photographic memory is just one of many skills Lexie Grey brings to the table as a surgeon. See them in Grey's Anatomy.

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.

Hawkeye is most comfortable perched above the action, keeping an eye on everything and using a well-timed arrow to save the day. See them in Marvel Cinematic Universe.

Though he has a brilliant mind for mathematics, Christopher has a much harder time processing the rest of the world. See them in The Curious Incident of the Dog in the Night-Time.

Dev Shah is a technology-obsessed New Yorker balancing struggles in his love life and career. Maybe you've seen his Go-Gurt commercial. See them in Master of None.

There's no one cooler than this intergalactic smuggler who hangs out in dens of iniquity all over the galaxy. And Han Solo knows it! See them in Star Wars Series.

A great galactic bounty hunter, Samus Aran is not as good at expressing emotions. See them in Metroid.

Ellie is more world-weary than most 14-year-olds. You would be too if your world was infested with zombies. See them in The Last of Us.

Mystique is a shape-shifting mutant who, after too many disappointments, does not want to co-exist with humans. See them in X-Men Series.

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.

Shaun is used to being lazy. And now, you're asking him to fight for his life? See them in Shaun of the Dead.

Kara "Starbuck" Thrace will beat you in cards, drink you under the table, then fly circles around you in her fighter plane. See them in Battlestar Galactica.