We don't have a biography for Ms. Sigsby yet. Hang in there, or go ahead and contribute one.
Appearances
The Institute
Main cast, played by Mary-Louise Parker
- Episode 1x01: The Boy (Jul 13, 2025)
- Episode 1x02: Shots for Dots (Jul 13, 2025)
- Episode 1x03: Graduation (Jul 20, 2025)
- Episode 1x04: The Box (Jul 27, 2025)
- Episode 1x05: Back Half (Aug 3, 2025)