Innsmouth

Heroes

Jack Walters

Agent Mackay

Brian Burnham

Ruth Billingham

Agent J. Edgar Hoover

Librarian Yith

The Great Race of Yith

Villains

The Marsh Family

The Esoteric Order of Dagon

The Deep Ones

Shoggath

Father Dagon

Mother Hydra

Flying Polyps

Residents of Innsmonth

Cthulhu