Salem is new to WGN. This is a photo from the series opener.

This the who's who of Salem. Who is good and who is evil? The answers are complicated and surprising!

An innocent caught in a web of puritanical nonsense, Mary takes a vow she can't exchange to become the most wealthy and powerful being in Salem

Mysterious, powerful and ageless, Tituba is indispensable to Mary, but the connection between them is murky due to Tituba's own secrets.

John went to war to try to escape the puritanical ways of his hometown of Salem, only to return hardened, in the midst of a literal witch hunt. His love, Mary, wed when she thought him dead and seems to be caught in the middle of the witch hunt in ways he can't imagine.

Well-educated aristocrat Cotton is driven by obsessions and desires not befitting a preacher as he hunts down witches without knowing exactly who is pulling the strings around him.

Magistrate Hale is Salem's main politician who has formed intriguing alliances with the citizens of his town.

Anne is the magistrate's daughter and takes a liking to John Alden upon his return to town. Is she going to get caught up with the right or wrong people in this war on witches?

A reverend's daughter, Mercy is both powerful and vulnerable. She's the victim of a terrifying tormentor that only she can see, but there are scars left behind to lend credence to her tales.

Isaac knows all too well what it's like to be a victim of the puritans, making him a valuable ally to John and Cotton as they try to find out the truth behind Salem's witches.

Mary Sibley and John Alden in a photo from "The Stone Child."

Salem is a new drama on WGN. Check out this poster in promotion for it.