Because you like Catherine Avery in Grey's Anatomy

White Witch's heart is as frozen as the land she rules. See them in The Chronicles of Narnia.

A brilliant graduate student in Italy for "research," Oliver has other things on his mind: flirting, swimming, and dancing. See them in Call Me by Your Name.

It's impossible to say whether Winifred Burkle is cuter than she is smart, or vice versa. See them in Angel.

Sydney Bristow is a kick-ass double agent on a mission for revenge. See them in Alias.

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.

You wouldn't know it by looking at her, but beneath Sheila Jackson's sweet, motherly exterior lies a sex addict. See them in Shameless.

In Ziva David's world, you grow up fast; you don't have a choice. See them in NCIS.

Though she can seamlessly flit between glamorous identities, Sydney Prosser is more vulnerable than she pretends to be. See them in American Hustle.

Quirky teen Carly Shay is the director of her own life story. See them in iCarly.

Sam Weir lives for the simple things in life: watching Saturday Night Live and reading comic books. See them in Freaks and Geeks.

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

Everything is handed to Sarah Cameron on a silver platter. The problem is that she doesn't want any of it. See them in Outer Banks.