Angela Bassett joins the cast of American Horror Story as Voodoo Priestess Marie Laveau...
The third installment of American Horror Story is centered around a New Orleans all girl's school for witches founded by Jessica Lange's character Fiona.
Angela Bassett plays the head of a rival faction of witches based on real life Voodoo Priestess Marie Laveau.
Actress Gabourey Sidibe also joins the cast as a student in Fiona's academy.
American Horror Story: The Coven premiers on FX Oct 9.
