Because you like Stephen Hawking in The Theory of Everything

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.

Chuck Bass is notorious for his flamboyant sense of style and love of partying. See them in Gossip Girl.

Mike Lane is magnetic, beefy, and street-smart, but how long can he keep up with the red-light scene? See them in Magic Mike.

Is there more to life than being really, really, ridiculously good looking? Derek Zoolander thinks not. See them in Zoolander.

An underdog with nothing left to lose, Donnie Creed has everything to prove. See them in Creed.

Don't let his old age fool you, Heihachi Mishima is a ruthless pragmatist who values self-reliance above all else. See them in Tekken .

Rose Hathaway is a reckless, rebellious smartass who's training to be a royal vampire guardian. See them in Vampire Academy.

Raised to happily follow the rules, Cassia might actually be more rebellious than she thinks she is. See them in Matched .

Emily Fields has been very guarded, careful of whom she trusts and reveals her secrets to. See them in Pretty Little Liars.

Cutting ties with her con-artist friends, Sarah Manning is creating a better life for her daughter by taking on the identity of the deceased Beth. See them in Orphan Black.

Wei Shen is an undercover cop on a mission for justice (or at least vengeance). See them in Sleeping Dogs.

Whether it's a companion he’s failed or lingering guilt from the war, the Doctor can never truly let go of his past lives. See them in Doctor Who.