Because you like Roger Sterling, Jr. in Mad Men

Anya Jenkins has a real harsh bark to go with her demonic bite. See them in Buffy the Vampire Slayer.

Jo Wilson is an accomplished doctor who's getting over her past. See them in Grey's Anatomy.

A kind, sensitive medical intern doing the best he can, George O'Malley sometimes struggles to keep up. See them in Grey's Anatomy.

A charming acapella performer, Jesse Swanson perfectly blends being nerdy with being cool. See them in Pitch Perfect.

Although she is underestimated, Lagertha never fails to prove her worth as both a warrior and a mother. See them in Vikings.

Tempestuous and talented, Claire Randall is a woman with a passionate heart and a quick mind. See them in Outlander.

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

A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.

Toby Cavanaugh has trouble avoiding being manipulated. See them in Pretty Little Liars.

Arizona Robbins loves being a pediatric surgeon, and the cute orthopedic surgeon downstairs makes coming into work worth her while. See them in Grey's Anatomy.

Faith has a chip on her shoulder and a stake in her hand to slay vampires in her town. See them in Buffy the Vampire Slayer.

A secret smoker, Margot Tenenbaum has plenty more secrets where that came from. See them in The Royal Tenenbaums.