Because you like Chris Miles in Skins
Whether she's working as a mild-mannered assistant or an all-powerful superhero, Kara Danvers is defined above all by her huge heart. See them in Supergirl.
Castiel might be an immortal angel, but the human world is still more than a little confusing. See them in Supernatural.
There's more to this sweet, caring landlady than meets the eye. See them in Sherlock.
Tobias "Four" Eaton is only afraid of four things, but you should probably be afraid of him. See them in Divergent.
Sterling Archer is a fun-loving, car-driving spy extraordinaire. But one can tell his mother didn't hug him as a child. See them in Archer.
Altair Ibn-La'Ahad is as much a philosopher and detective as he is a killer. He takes nothing at face value and continually searches for deeper truths. See them in Assassin's Creed Series.
Ava may just be the perfect woman. So long as she can pass a Turing test. See them in Ex Machina.
A great galactic bounty hunter, Samus Aran is not as good at expressing emotions. See them in Metroid.
A genetic experiment engineered to be the perfect assassin, Agent 47 is cold, professional, and lethal. See them in Hitman.
A jaded skeptic who only wants to get paid, Garrett becomes involved in bigger struggles that force him to be less self-serving. See them in Thief.
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.