Nurse Fester used to be nurse at the Dunwich Sanatorium until Dr. Rottwell took over, and experimented on her. She is now Dr. Rottwell most loyal employee.

Nurse Fester

Nurse Fester used to be nurse at the Dunwich Sanatorium until Dr. Rottwell took over, and experimented on her. She is now Dr. Rottwell most loyal employee.

All data from the awesome folks at Marvel.