Because you like Erin Hannon in The Office

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

Donatello might come off as a tad nerdy, but don't let his geekiness fool you. He's a trained ninja and a skilled fighter. See them in Teenage Mutant Ninja Turtles.

Morticia Addams hates anything bright and cheery and loves all things ghoulish, ghastly, and violent. See them in The Addams Family.

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

Dutiful, composed, and aloof, Sun Bak is the fighting force behind her team of eight "sensates" who are telepathically linked. See them in Sense8.

Guillermo is the best servant a vampire could ask for. For years now. Not that he's counting. See them in What We Do In The Shadows.

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.

Sweet, reserved, and intellectual, Cordelia Foxx would do anything for her students. See them in American Horror Story.

Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.

Clarice Starling is patiently working with one serial killer to stop another. See them in The Silence of the Lambs.

Matilda Wormwood is so smart, she taught herself how to be psychic. See them in Matilda.

Although Thomas Sharpe is an English baronet, he doesn't have a Shilling to his name. He's in America to sell his invention and marry rich. See them in Crimson Peak.