Because you like Lt. Commander Data in Star Trek: The Next Generation

Teddy Sanders loves his frat brothers so much he might never leave school. See them in Neighbors.

A self-professed psychopath, James kills small animals for fun. After getting bored of that, he is ready for an ambitious murder. See them in The End of the F World.

Quentin has his whole life mapped out. It might sound boring, but he likes boring. See them in Paper Towns.

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

Yuki Cross is a cheerful, funny, bold young woman with hidden insecurities. See them in Vampire Knight.

When Rin Matsuoka is not swimming, he mostly spends his time brooding or listening to angry Dubstep. See them in Free! Iwatobi Swim Club.

It turns out the girl of your dreams just might have dreams of her own. See them in (500) Days of Summer.

Ben Barber is ready to show you that he's twice the man you think he is. See them in Ride Along.

Alyssa Foley is a blunt and crass teenage runaway. See them in The End of the F World.

Gloria Delgado-Pritchett's big personality is rivaled only by her big heart. Wait, did we mention she's gorgeous? See them in Modern Family.

With the loyalty and pluckiness of a puppy, Nana Komatsu is a hopeless romantic. See them in Nana.

Dimitri Belikov is a stoic vampire guardian who has the reserve, focus, and discipline of a soldier. See them in Vampire Academy .