Because you like Jack Harkness in Doctor Who

A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.

Jacob Kowalski is just a baker caught up in an otherworldly adventure. See them in Fantastic Beasts and Where To Find Them.

Robin Scherbatsky is a former teen pop star who loves dogs and is scared of relationships. See them in How I Met Your Mother.

A smart, spunky, and incredibly skilled gamer, Art3mis has a revolutionary spirit. See them in Ready Player One.

Rogue's touch is literally deadly, and she's trying to learn from the older mutants how to manager her powers. See them in X-Men Series.

Joe West is overprotective and secretive when his children are involved. See them in DC Extended Universe.

Khan Noonien Singh is super strong, super smart, and out for revenge. He always seems to be two steps ahead of his enemies. See them in Star Trek Into Darkness.

Merry Brandybuck is a troublemaking hobbit with a brave streak that some might call foolhardy. See them in The Lord of the Rings.

Chuck Bartowski is a sweet, laid-back electronics store/top secret government employee. See them in Chuck.

It's easy to see why Poe Dameron would side with the rebellion: he's bad at taking orders, likes to show off, and is committed to the cause. See them in Star Wars Series.

Neal Cassidy is a charming former thief with a heroic side. See them in Once Upon a Time.

Call her. Beep her. If anyone's in trouble, Kim Possible is there. See them in Kim Possible.