Because you like Helena in Orphan Black

Alex Danvers is a brilliant engineer tasked with alien threats, and one of those aliens is her adopted sister Supergirl. See them in Supergirl.

Working as a captain in the American Expeditionary Forces and a spy for British Intelligence, Steve Trevor wants to end World War I once and for all. See them in DC Extended Universe.

Blunt but anxious, Gretchen Ross bonds most easily with those who have lived tough lives like she has. See them in Donnie Darko.

D.J. Tanner is a rebellious teen who wishes her lame dad would butt out of her personal life. See them in Full House.

Be careful around Marie Laveau. There's no one more vengeful than a double-crossed voodoo queen. See them in American Horror Story.

Self-described as half-Slytherin, half-Ravenclaw, Molly Davidson has a big, demanding personality that doesn’t always leave space for other people’s emotions. See them in Booksmart.

Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.

Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.

The party never really ends with Penny Lane, a rock-worshipping groupie who is refreshingly self-aware and free-spirited. See them in Almost Famous.

Remy Hadley is a closed book—a cynical, super-smart closed book. See them in House M.D..

Maya Lambert is an obsessive intelligence officer with tunnel vision leading toward Osama bin Laden. See them in Zero Dark Thirty.

Breaking bones and hearts, Callie Torres has figured out how to put the bones back together. But the hearts? Not so much. See them in Grey's Anatomy.