Because you like Isabelle in The Dreamers

Topanga Lawrence has been a put-together intellectual since basically the moment she could talk. See them in Boy Meets World.

Burton Guster is a level-headed investigator with a "Super Sniffer" nose. See them in Psych.

Carol Peletier's credo: your strength comes from who you are, not who you used to be. See them in The Walking Dead.

In charge of stocking the office's supply of cigarettes and liquor, Joan Holloway could run the whole company if they would let her. See them in Mad Men.

Serena van der Woodsen is a wild child. Too wild, her friends and family might argue. See them in Gossip Girl.

Catherine Linton was once spontaneous and rowdy but ever since marrying the wealthy Edgar, she has morphed into a boiling pot of emotional outbursts. See them in Wuthering Heights.

Rory Williams is a caring companion whose specialty is looking after others. See them in Doctor Who.

A champion of chivalry, Don Quixote is dutifully bringing good to the world—even when others think he's out of his mind. See them in Don Quixote.

A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.

A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.

Good-natured, sensitive, and introspective, Mason is on a lifelong path to finding himself. See them in Boyhood.

If anyone can speak truth to power, it's Atticus Finch. With elequent monologues, he forces everyone to face hard truths. See them in To Kill a Mockingbird.