Because you like Martha Jones in Doctor Who

You won't like him when Bruce Banner is angry. See them in Marvel Cinematic Universe.

Tina Cohen-Chang is a shy loner who becomes a fierce performer on stage. See them in Glee.

Relentlessly cheerful and optimistic, Erin Hannon is an office receptionist. See them in The Office.

There's nothing "demi" about this demigod's massive ego. See them in Moana.

Wei Wuxian is the most charming and fun necromancer around. See them in The Untamed.

Maurice Moss is a dedicated IT guy who even talks like a computer. See them in The IT Crowd.

Megara is a tough-as-nails survivor hidden behind a pretty face. See them in Hercules.

Haymitch Abernathy is a trainer for the tributes of District 12, although he's never sober enough to give much advice. See them in The Hunger Games .

Bucky Barnes used to be a good-hearted American soldier. Now he's the cold-hearted Winter Soldier. See them in Marvel Cinematic Universe.

Ofelia is face-to-face with the deadliest creatures of the underworld and completely unafraid. See them in Pan's Labryinth.

The crown prince of the Fire Nation, Zuko has been ordered by his father to find the long-lost Avatar before he is allowed to return home. See them in Avatar: The Last Airbender.

A powerful priestess, Melisandre is shrouded in mystery and lots of red. See them in Game of Thrones.