The American Horror Story actress has been cast as controversial religious leader.

 Gwen Shamblin in HBO Max's scripted version of their docuseries.

Greed and the Cult of Gwen Shamblin, E! News has learned. Paulson will also be executive producing the series.

Besides being known for her signature huge hairstyle.

 Gwen rose to prominence as the founder of the Christian-based diet program the Weigh Down Workshop and Remnant Fellowship Church. 

In the docuseries, she was accused of abuse and exploitation for her program.

According to the docuseries, Gwen and her then-husband David Shamblin.

Pressuring parishioners to fast if they weren't losing more than two pounds a week. 

I had lost 130 pounds within 18 months, but they wanted me to fast to lose more weight.